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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Verifiers

Verifier ISMN numbers

Calculator allows you to verify the number entered ISMN (International Standard Serial Number Printing music).

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Building

Insulation of wall

Jak policzyć izolację ścian?

Calculator allows you to calculate the amount of insulation panels needed to cover the walls of the building using the "light wet" or "dry light" methods.

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Financial

Settlement km - calculator, model in Poland

jak obliczyć kilometrówkę?

Calculator allows you to calculate the costs that can be refunded for use of a personal vehicle for business purposes.

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Math

Roots of a quadratic equation

Calculator based on the entered coefficients calculated roots of a quadratic equation.

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Medical

Transferrin saturation

Calculator to the data gives the percentage transferrin saturation. http://en.wikipedia.org/wiki/Transferrin_saturation