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Math
The harmonic mean
Calculator based on the entered numbers separated by commas calculate the harmonic mean.
Long description
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Weighted average ratings
The calculator calculates the weighted average of the ratings of the following items.
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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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Verifiers
Verifier numbers EAN-13 preview
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Calculator allows you to verify the number entered EAN-13.
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Financial
Comparison of profits from investments at different times of capitalization
Calculator based on input of the deposit amount, interest rate and duration of deposits is calculated how much money you earn at different times of the capitalization of interest. Calculator does not take into account the "gains tax".
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Chemical
Ideal gas equation
Calculator based on the ideal gas law gives the value of the variable you want to calculate on the basis of these other variables.
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Savings
Calculate the cost of electricity consumption device
The calculator is designed to calculate the cost of using the selected appliance. Only devices running without interruption.
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Building
Calculator floor panels
Calculator based on the dimensions of the area to put the panels and occupancy data on number of panels in one package, calculate how much you have to buy packages of panels to cover the entire room.