The Factorial Calculator tool enables you to calculate the factorial of a chosen number.
In maths, factorial means to multiply all whole numbers from the chosen number down to 1.
The Factorial Formula
You can use the factorial formula to find the factorial of a number:n! = n × (n-1) × (n-2) ×...× 1
Example:
5! = 5 × 4 × 3 × 2 × 1 = 120
To know how to find factorial of any number? Please use our Factorial calculator for free.