How do I find the factorial of a given number?

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Answer 1 · 2014-10-01T21:05:35

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 $6!$

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

$6! = 720$