Factorial Calculator: Quick and Clear

Calculate the factorial of any non-negative integer and see the complete multiplication sequence.

What Is This Tool?

This factorial calculator computes the product of all natural numbers up to the one you choose. It shows the result along with the multiplication steps for small numbers.

How to Use This Tool

Step-by-Step Instructions

Type a non-negative integer in the input box.

Click the Calculate button or press Enter.

The tool multiplies all whole numbers from your number down to 1.

The answer appears in three sections below the box.

Input Field Explanation

The input accepts numbers from 0 to 170. This limit avoids issues with very large numbers. Just type your number and start the calculation.

Understanding the Output

The main result shows your number with a factorial symbol and its computed value.

An expansion section displays the multiplication sequence. A step-by-step section explains each part if your number is 10 or less.

For larger numbers, the detailed steps are hidden for easier reading.

Limitations and Special Notes

This tool works only with non-negative integers. It does not accept negative numbers or non-numeric input.

The input limit is 170 because larger values may not work with standard number limits.

Common Use Cases

Closing Thoughts

The factorial calculator makes math simple and clear. Its step-by-step display helps you follow the process. Use it when you need fast and clear results.