Question

How do I find the factorial of a given number?

Answer 1

The factorial of a number n is denoted as `n!`

This is the product of all numbers from 1 to n.

So we have `n! = n * (n - 1) * (n -2) * … * 2 * 1`

So let us take `6!`

`6! = 6 * 5 * 4 * 3 * 2 * 1`

`6! = 720`

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