Python Program to Find the Factorial of a Number
What is factorial?
Factorial is a non-negative integer. It is the product of all positive integers less than or equal to that number for which you ask for factorial. It is denoted by exclamation sign (!).
The factorial value of 4 is 24.
Note: The factorial value of 0 is 1 always. (Rule violation)
See this example:
The following example displays the factorial of 5 and -5.