Math

Factorial Calculator

Compute n! (the product 1 × 2 × … × n).

Parameters Live Compute
Calculated Output
n! 720
Formula: n! = 1 × 2 × … × n
Step-by-Step Breakdown
1. Values used:
2. n = 6
3.
4. n! = 720
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The factorial multiplies all whole numbers up to n.

The math behind it

n! = 1 × 2 × 3 × … × n, with 0! defined as 1.

Worked Example

6! = 720.

Frequently Asked Questions

Why does it grow so fast?

Each step multiplies by a larger number, so factorials explode quickly.

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