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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Financial

Excise tax refund calculator in Poland

Calculator based on the specified value of the car, paid tax engine calculates the amount of refund of excise duty.

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Legal

Court fees

The calculator calculates the amount of court fees in civil cases, depending on the amount in dispute and the nature of the case.

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Life

Battery charging time calculator

Calculator to the data calculates the estimated time of charging.

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Financial

Calculator carat weight

Calculator calculates the weight of the ore from grams to carats, points, kilograms, milligrams and ounces.

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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.