Domain Summary

alcula.com

online advanced calculators for math and statistics. also features abacuses and units of measure conversion tools.

Online Calculators for Math and Statistics

Global rank: #251603
Daily visitors: 8.05K
Monthly Visits: 241,633
Pageviews per user: 1.79
Registrar Abuse Contact Email:
Registrant Phone:
Rating
TLD: com
IP Address: 216.92.45.24
Organization: pair Networks
Category: Science and Education >
Math
alcula.com Icon
alcula.com
Last Status:
Online
Last Updated: 19 day ago
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Click here to check amazing alcula content for United States. Otherwise, check out these important facts you probably never knew about alcula.com

online advanced calculators for math and statistics. also features abacuses and units of measure conversion tools.

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alcula.com Trust Score

alcula.com is probably legit as the trust score is reasonable. Our algorithm rated alcula.com a 74. Although our rating of alcula.com is medium to low risk, we encourage you to always vote as the evaluation of the site is done automatically.

The trust rating is high. Might be safe.
Trustscore
74 / 100

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Which Sites are Alternatives & Competitors to alcula.com?

Explore the top alternatives and rivals of alcula.com in November 2024, and assess their data relating to website traffic, SEO, Web Server Information, and Whois. Refer to the list below for the best competitors of alcula.com, and simply click on each one to delve into their specific details.

Mentioned on Their Website:

  • alcula.com
    How to solve Quadratic Equations - Alcula

    http://www.alcula.com/blog/2010/03/how-to-solve-quadratic-equations/

    Quadratic equations are very easy to solve using a calculator. Alcula’s scientific calculator makes it even easier. This is the first of a series of examples of how entering commonly used formulas as user defined functions into the scientific calculator can help you streamline your work, weather your are checking your homework or verifying the solutions to the …

  • alcula.com
    Thou to inches - Alcula

    http://www.alcula.com/conversion/length/thou-to-inch/

    The thou is a unit of measure for length equivalent to 1/1000 of an inch, that is 0.001 inches. It is also known as 'mil'. Introduced around 1844, it is still used today in manufacturing specifications of certain products such as printed circuit boards (ex. size of via holes and distance between lines), paper thickness (ex. newspaper paper ...

  • alcula.com
    Reverse Polish Notation (RPN) Calculator

    http://www.alcula.com/calculators/rpn/

    Try it here. Reverse Polish Notation (RPN) provides the quickest way to enter data in a calculator because it eliminates the need for parenthesis. It was made mainstream by HP when they implemented it in their famous programmable calculators. It is also very simple to code into a computer program. This is a simple online RPN calculator for you ...

  • alcula.com
    Percentage to fraction - Alcula

    http://www.alcula.com/calculators/math/percentage-to-fraction/

    Use this calculator to convert percentages to fractions. Enter the percentage value as a decimal number. Do not include the '%' symbol. Press "Convert To Fraction". The equivalent fraction will appear above your input. You may also convert percentages that are periodic numbers. If the repeating portion is longer than one digit, enclose it in ...

  • alcula.com
    Variance Calculator

    http://www.alcula.com/calculators/statistics/variance/

    This calculator computes the variance from a data set: To calculate the variance from a set of values, specify whether the data is for an entire population or from a sample. Enter the observed values in the box above. Values must be numeric and may be separated by commas, spaces or new-line. You may also copy and paste data into the text box.

  • alcula.com
    Diagrama de caja - Alcula

    http://www.alcula.com/es/calculadoras/estadistica/diagrama-de-caja/

    Generador online de diagramas de caja. Esta página le permite crear un diagrama de caja de un conjunto de datos: Introducir los datos en el campo superior. Para generar el gráfico necesita un mínimo de 4 valores numéricos. Los números individuales se pueden introducir en líneas separadas o separados por comas, espacios o tabuladores.

  • alcula.com
    Advanced Online Calculator: Using the keyboard

    http://www.alcula.com/extcalc_help_keyboard.php

    Advanced Online Calculator: Keyboard Using the Keyboard. The advanced online calculator can be used with a keyboard. You can use your keyboard to access any function of the calculator. Before using the keyboard, it may be necessary to click once with your mouse anywhere on the calculator to set the focus of the keyboard. A keypad may help …

  • alcula.com
    How to find a Percentage of a Number - Alcula

    http://www.alcula.com/percentage.php

    If your calculator does not have a percent key and you want to add a percentage to a number multiply that number by 1 plus the percentage fraction. For example 25000+9% = 25000 x 1.09 = 27250. To subtract 9 percent multiply the number by 1 minus the percentage fraction. Example: 25000 - 9% = 25000 x 0.91 = 22750.

  • alcula.com
    How to use the Online Scientific Calculator

    http://www.alcula.com/extcalc_help.php

    To calculate the number of permutations (without repetition) of size r from a set of size n: Press the 'P (n,r)' key. Enter the value n. Press the ',' key. Enter the value of r. Close the parenthesis by pressing the key ')'. Press '=' if you want to calculate the value immediately or continue typing the expression.

  • alcula.com
    Decimal to Fraction Calculator

    http://www.alcula.com/calculators/math/decimal-to-fraction/

    How to convert a decimal number to it's equivalent fraction. When the number has no repeating decimal portion, the numerator of the equivalent fraction is obtained by removing the dot from the number, and the denominator is '1' followed by the same number of 0's as the length of the decimal portion.. For example the number 12.4 is equal to 124 divided …

  • alcula.com
    How to use the Simple Calculator

    http://www.alcula.com/simplecalc_help.php

    Memory Operation. The calculator has one memory that can be used for storing values temporarily. To clear the memory (set it's value to 0), press the key 'MC'. To recall the value stored in memory use the key 'MR'. To add to the value in memory, press 'M+'. To subtract a value from the memory use the key 'M-'.

  • alcula.com
    Length conversion: unit selection - Alcula

    http://www.alcula.com/convert_select.php

    One astronomical unit is approximately 149 597 870 691 meters. Metric system. One Quintillionth of a meter. Cable is a unit of length that was used at sea. One cable is about 219 meters. centimeter is a unit of length used by the metric system, that is equivalent to 1/100 th of a meter. The decameter is a unit of length of the metric system ...

  • alcula.com
    Harmonic Mean Calculator

    http://www.alcula.com/calculators/statistics/harmonic-mean/

    This calculator will calculate the harmonic mean of a set of numbers. Enter the numerical values in the box above. All numbers must be positive and must be separated by commas or spaces. Alternatively they may be entered on separate lines. The 'population or sample' option selector is only used for calculating the variance or standard deviation.

  • alcula.com
    Japanese Abacus - Alcula

    http://www.alcula.com/soroban.php

    How to enter a number in the Japanese abacus. Each column of the Japanese abacus can represent a number from 0 to 9. When the abacus is set to 0, all bottom deck beads are aligned at the bottom and the top deck beads are aligned at the top. Within a single column, each bottom deck bead is worth 1 and the top deck one is worth 5.

  • alcula.com
    Math Calculators

    http://www.alcula.com/calculators/math/

    Simple calculators aimed at math students: Reduce fractions to their simplest terms. The greatest common denominator calculator can calculate the GCD from a set of up to 10 numbers. Calculate the least common multiple of a group of numbers. Convert decimal numbers into fractions. Convert improper fractions to mixed numbers.

  • alcula.com
    Advanced Online Calculator: Operator Precedence

    http://www.alcula.com/extcalc_help_precedence.php

    Operator Precedence. The Alcula' Advanced Online Calculator performs the calculation after the full expression has been typed. The expression display shows the expression as it is being typed. After pressing the '=' key the calculator executes the calculation. It is therefore important to be aware of the order in which the calculations will be ...

  • alcula.com
    Instructions for the new Online Scientific Calculator

    http://www.alcula.com/calculators/scientific-calculator/help/

    To calculate cos (pi), you first press the cos button (or type 'cos (' on the input field), then you press the 'pi' button, then press the ')' key to close the parenthesis, and finally press the '=' button to make the calculation. This method of input allows you to use parenthesis to specify the order of operations.

  • ftp.alcula.com
    Calculators at Alcula.com

    http://ftp.alcula.com/calculators/

    The calculators currently available at Alcula.com. The scientific calculator: This is the calculator of choice if you are a student of mathematics.There is more than meets the eye, be sure to check the calculator's instruction manual and the blog updates.: The statistics calculator: Lots of tools for students of statistics, the ever expanding list includes plotting …

  • alcula.com
    Fraction to percentage - Alcula

    http://www.alcula.com/calculators/math/fraction-to-percentage/

    How to convert a fraction to a percentage. This calculator uses the following system to perform the conversion: The first step is to reduce the fraction. The simplified fraction is converted to decimal by simply dividing the numerator by the denominator. The decimal of the fraction is then multiplied by 100 to find the equivalent percentage.

  • alcula.com
    LCM Calculator

    http://www.alcula.com/calculators/math/lcm/

    Use the LCM calculator to compute the least common multiple of a set of two to 10 numbers. Individual values must be integers between -2147483648 and 2147483647, separated by commas, spaces, tabs or newlines. Once you are done entering the values press Calculate LCM to submit your data. The 'Reset' button clears the form and starts a …

  • alcula.com
    Online Calculators for Math and Statistics

    http://www.alcula.com/?from=AppAgg.com

    Online Scientific Calculator - Try this advanced scientific calculator. It supports fractions, complex numbers and custom functions. It has an expression history so you can review your previous steps. You can also update a previous expression and all following expressions are updated automatically. A useful resource for students and teachers of ...

  • alcula.com
    Geometric Mean Calculator

    http://www.alcula.com/calculators/statistics/geometric-mean/

    Geometric Mean Calculator How to use this calculator. This calculator will find the geometric mean of a set of numbers.. Enter the numerical values in the box above. The numbers (either all positive or all negative) must be separated by commas or spaces, or they may be entered on separate lines.The population or sample option selector is only used for …

  • alcula.com
    Calculadoras estadísticas

    http://www.alcula.com/es/calculadoras/estadistica/

    Calculadoras estadísticas on line. Las calculadoras estadisticas siguientes están disponibles en este sitio: Medidas de posición y dispersión. Utilice estas calculadoras para calcular las medidas de posición (media, mediana, moda), y medidas de dispersión (desviación estándar, varianza, desviación media, rango y rango intercuartílico).

  • alcula.com
    Introducing the online temperature conversion tool - Alcula

    http://www.alcula.com/blog/2010/08/introducing-the-online-temperature-conversion-tool/

    To convert a temperature expressed in Fahrenheit to it’s Celsius equivalent, click on the top field, labeled “Fahrenheit” and enter the value. Then click on “Convert”. The corresponding value in Celsius is calculated and displayed in the bottom field. The same page can also convert back from Celsius to Fahrenheit: simply enter the ...

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DNS Lookup

DNS entries, such as A, NS, MX, and TXT records, are crucial for the functioning of the Internet. The A record maps a domain name to an IPv4 address, while the NS record specifies authoritative name servers for a domain. The MX record identifies the mail server responsible for receiving email messages for a domain. Additionally, the TXT record allows for the association of any text information with a domain name. These records play a vital role in ensuring proper communication and connectivity across the internet.

HostClassTTLTypeData
alcula.comIN3600Aip: 216.92.45.24
alcula.comIN3600NStarget: ns7.ns0.com
alcula.comIN3600NStarget: ns570.pair.com
alcula.comIN3600SOAmname: ns570.pair.comrname: root.pair.comserial: 2023101811refresh: 3600retry: 300expire: 604800minimum-ttl: 3600
alcula.comIN3600MXtarget: mailwash51.pair.compri: 50

alcula.com Traffic Analysis

According to global rankings, alcula.com holds the position of #251603. It attracts an approximate daily audience of 8.05K visitors, leading to a total of 8167 pageviews. On a monthly basis, the website garners around 241.63K visitors.

Daily Visitors8.05K
Monthly Visits241.63K
Pages per Visit1.79
Visit Duration0:01:03
Bounce Rate60.32%
Want complete report?Full SEMrush Report >>
Daily Unique Visitors:
8054
Monthly Visits:
241633
Pages per Visit:
1.79
Daily Pageviews:
8167
Avg. visit duration:
0:01:03
Bounce rate:
60.32%
Monthly Visits (SEMrush):
244089

Traffic Sources

SourcesTraffic Share
Social:
0.00%
Paid Referrals:
0.15%
Mail:
0.00%
Search:
78.20%
Direct:
21.62%

Visitors by Country

CountryTraffic Share
United States:
45.06%
Mexico:
4.52%
Canada:
3.94%
India:
3.64%
United Kingdom:
3.56%

SSL Checker - SSL Certificate Verify

An SSL certificate is a digital certificate that ensures a secure encrypted connection between a web server and a user's browser. It provides authentication and encryption to keep data private and protected during transmission. alcula.com supports HTTPS, demonstrating their commitment to providing a secure browsing experience for users.

HTTP Headers

HTTP headers are additional segments of data exchanged between a client (e.g. a web browser) and a server during an HTTP request or response. They serve to provide instructions, metadata, or control parameters for the interaction between the client and server.

N/A.

Where is alcula.com hosted?

alcula.com is likely hosted in various data centers located across different regions worldwide. The current data center mentioned is just one of many where the website may be hosted.

Whois Information

WHOIS protocol used to get domain/IP info. Common for reg details, ownership of a domain/IP. Check alcula.com for reg/admin contact info, owner, org, email, phone, creation, and expiration dates.

Domain Updated Date:
Domain Created Date:
Domain Expiry Date:
Domain Name:
Registrar WHOIS Server:
Registrar Abuse Contact Email:
Registrar Abuse Contact Phone:
Domain Registrar:
Domain Owner:

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SEO Analysis

SEO analysis involves examining the performance of a website, including titles, descriptions, keywords, and website speed. It also includes identifying popular keywords and researching competitor websites to understand their strategies. The analysis aims to optimize the website's visibility and improve its ranking on search engines.

Title Tag:
Online Calculators for Math and Statistics

Length: 42 characters

Title tags are usually best kept short, within 50-70 characters. It's important to note that search engines will typically read the entire title tag even if it exceeds 70 characters, but there is a chance they may cut it off or disregard it.

Meta Description:
Online advanced calculators for math and statistics. Also features abacuses and units of measure conversion tools.

Length: 114 characters

When crafting website descriptions, keep in mind that search engines only show the first 150-160 characters in search results. To ensure your entire description is visible, aim for a length of 25-160 characters. If your description is too long, it may get cut off. Conversely, if it's too short, search engines may add text from elsewhere on your page. Additionally, search engines may modify the description you provide to better match the user's search intent. It's best to strike a balance between brevity and relevance for optimal visibility.

Meta Keywords:
  • Calculator
  • online scientific calculator
  • statistics
  • standard deviation
  • math
  • mathematics
  • algebra
  • calculus
  • algebra calculators
  • unit conversion
  • Virtual
  • Online
  • Abacus
  • Soroban
  • Suan
  • Pan
  • Suanpan
  • Abaci

In the realm of search engine optimization, the meta keywords tag has become a relic of the past due to its potential for misuse, ultimately leading major search engines to disregard it in their ranking algorithms.

Keywords Cloud:
Term Count Density
calculator 16 5.76%
calculators 9 3.24%
statistics 8 2.88%
online 6 2.16%
deviation 6 2.16%
percentages 4 1.44%
chinese 4 1.44%
calculate 4 1.44%
deck 4 1.44%
percentage 3 1.08%
alcula's 3 1.08%
soroban 3 1.08%
data 3 1.08%
previous 3 1.08%
bitcoin 3 1.08%
pan 3 1.08%
abacus 3 1.08%
plot 3 1.08%
japanese 3 1.08%
standard 3 1.08%
simple 3 1.08%
suan 3 1.08%
units 3 1.08%
conversion 3 1.08%
virtual 3 1.08%

A crucial factor in search engine optimization is keyword density, which refers to the proportion of a particular keyword present in the text of a webpage. In order to achieve high rankings on search engine results pages, it is essential to maintain the appropriate keyword density for your primary keyword.

Headings:
<H1>
1
<H2>
4
<H3>
0
<H4>
0
<H5>
0
<H6>
0
<h1>Alcula, Online Calculators</h1>
<h2>Latest news about Alcula's online calculators</h2>
<h2>What else is on Alcula'...</h2>
<h2>More calculators (accessible from the top navigation links)</h2>
<h2>Simple to advanced calculators for math and statistics, units conversion and more...</h2>

In SEO, the primary focus is placed on keywords within the content. The title of the page holds the highest importance, followed by heading tags such as h1, h2, and h3. The h1 heading should be the largest on the page, while the h2 heading should be slightly smaller, and the h3 heading even smaller. This hierarchical structure is crucial for optimizing search engine rankings.

Image Alt Attribute:
9 images found in your page, and 7 images are without "ALT" text.

What is the issue about?
The tag does not have an ALT attribute defined. As a general rule, search engines do not interpret the content of image files. The text provided in the attribute enables the site owner to provide relevant information to the search engine and to the end user. Alt text is helpful to end users if they have images disabled or if the image does not properly load. In addition, the Alt text is utilized by screen readers. Make sure that your Alt text is descriptive and accurately reflects what the image represents and supports the content on the page.

How to fix?
Use the <img alt> attribute to write descriptive content for the image: <img source='pic.gif' alt='Accurate and descriptive keyword text that represents the image.' />.

Website Speed Test (Desktop):
0.23 seconds

Website speed is a measurement of how fast the content on your page loads. Website speed is one of many factors involved in the discipline of search engine optimization (SEO), but it is not the only one. In a recent study, the average load time for a web page was 3.21s.

Top Organic Search Terms:
Term Search Volume Traffic Traffic (%)
alcula 170 0 0%

CO-Hosted

CoHosted refers to a situation where multiple domain names (websites) are using the same IP address to point to their respective web servers. They could be owned by different individuals or organizations and may serve entirely different purposes.

alcula.com

People reviews about alcula.com

Very positive reviews

rating 5

Total reviews: 2
Average score: 5 stars

The total score is based on reviews found on the following sites
Scamadviser: 5/5 stars, 2 reviews

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Very positive reviews

rating 5

Total reviews: 2
Average score: 5 stars

The total score is based on reviews found on the following sites
Scamadviser: 5/5 stars, 2 reviews


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