27311
Math
Number cheerful
Checks the calculator is a large number of so-called gay (Happy Number). Number gay is a natural number is defined as follows: Calculate the sum of squares of digits of the number. Repeat this process for the next results as long as we get the number 1 or the results will be repeated. If you have received as a result of one, the original number is the number of gay. Otherwise, a number bleak.
see similar
1276804
Math
Weighted average ratings
The calculator calculates the weighted average of the ratings of the following items.
275972
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.
131969
Math
Trigonometric functions calculator
Calculator by entering an angle in degrees or radians calculated values of the basic trigonometric functions.
Users also viewed
1666696
Life
Rainwater tank
The calculator calculates the amount of collected rainwater from the roof of the given dimensions.
Long description
38692
Math
Field and volume of a sphere
Calculator by entering the radius of the sphere is calculated its surface and volume.
61681
Math
Bernoulli scheme
Calculator allows you to calculate the probability of a given number of successes with a specified number of trials and probability of success.
1036235
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.