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Number of square-triangle (square triangular number)
Number of square-triangle has the properties of a square and a triangular number.
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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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Calculator carat weight
Calculator calculates the weight of the ore from grams to carats, points, kilograms, milligrams and ounces.
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Verification of the social security number in Poland
It presents data deriving from the unique social security number, such as date of birth, sex, serial number and check its correctness.
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Rainwater tank
The calculator calculates the amount of collected rainwater from the roof of the given dimensions.
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Health
Calculator burn calories (kcal). How many calories you burn a day?
Ile kalorii spalamy?
Ile kalorii potrzebuję?
The calculator calculates how many calories you burn per day based on the data entered.
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Verifier numbers EAN-8 preview
Verifier numbers EAN-8
Calculator allows you to verify the number entered EAN-8.