Factorial Calculator
Factorial formula:
n! = n x (n-1) x (n-2) x ...x 2 x 1
Examples:
5! = 5 x 4 x 3 x 2 x 1 = 120
0! = 1! = 1
ddd math/factorial-calculator
Factorial formula:
n! = n x (n-1) x (n-2) x ...x 2 x 1
Examples:
5! = 5 x 4 x 3 x 2 x 1 = 120
0! = 1! = 1