Factorial Calculator
Calculate the factorial of a number (n!). Useful for permutations and combinations.
Calculate Factorial (n!)
Enter a number
What is a Factorial?
The factorial of a non-negative integer n, denoted by n!, is the product of all positive integers less than or equal to n.
For example: 5! = 5 × 4 × 3 × 2 × 1 = 120.
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