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Math calculator

Factorial Calculator

Calculate factorial instantly.

Factorial n!
Math calculator

Factorial Calculator

Instant result
Result

Enter values to calculate.

Inputs
Mode
Formula

How to use

Follow these steps for a clear answer.

1

Enter the known values

Fill in the fields for your calculation.

2

Choose a mode if available

Use the tabs when multiple directions are offered.

3

Read the result

The result updates as you type.

Frequently asked questions

Key distinctions behind the calculation.

How does the Factorial calculation work?

It uses the formula n!.