Math

Whether a number is prime

Checks the user number is a prime number.

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Math

Weighted average ratings

The calculator calculates the weighted average of the ratings of the following items.

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Math

Conversion between number bases

Converter allows you to convert numbers between number bases - binary (binary), trójkowym, czwórkowym, Friday, szóstkowym, siódemkowym, octal (octal), dziewiątkowym, decimal (decymalnym) jedenastkowym, dwunastkowym, trzynastkowym, czternastkowym, piętnastkowym, hexadecimal (hex). Typed characters that are not numbers and the letters A, B, C, D, E, F are ignored.

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Math

Trigonometric functions calculator

Calculator by entering an angle in degrees or radians calculated values of the basic trigonometric functions.

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Information technology

Caesar cipher

Calculator specified key encrypts the text using the Caesar cipher. Are accepted only letters, other characters are ignored.

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Math

Field and circumference of a circle

Jak obliczyć pole i obwód koła?

The calculator based on the specified radius of the area and perimeter of a circle.

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Verifiers

Verifier numbers EAN-8 preview

Verifier numbers EAN-8 Calculator allows you to verify the number entered EAN-8.

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Financial

Cash liquidity ratio

Calculator based on the introduced: the financial resources and current liabilities are calculated ratio of cash. CES - tells you how much current liabilities can be settled without delay, if they become due and payable at that time.

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Calendar

Date calculator

Calculator allows you to calculate the date, which will be after a specified number of days, months and years from a certain date.