This function calculates the factorial of the specified number.
The argument can be any numeric value.
The factorial is the product of the positive integers less than or equal to a number and is calculated as 1 x 2 x 3 x . . . x number, and is typically written as n! for n being the number.
For example, 4! is 1 x 2 x 3 x 4, which is 24.
The argument must be a non-negative number. If you provide a number that is not an integer for the argument, the decimal portion of the number is ignored.
Accepts numeric data. Returns numeric data.
FACT(10) gives the result 3628800