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Number of triangular

In math calculator calculate triangular number is a number that can be represented as the sum of consecutive integers starting.    


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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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Trigonometric functions calculator

Calculator by entering an angle in degrees or radians calculated values ​​of the basic trigonometric functions.
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The calculator is designed to count the amount of words and letters in the text
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Metal weight calculator

the calculator calculates the mass of metal parts according to the form of the product and the type of metal                
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Calculator resistance resistor ( bars)

Calculator gives the resistance of the resistor based on the introduced color bars.
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Law Boyle's / Mariotte

Calculator based on the values ​​entered pressure and volume of the selected parameter is calculated using Boyle's Law states / Mariotte.