Greatest Common Factor Calculator

Welcome to Research Maniacs' Greatest Common Factor Calculator.

To find the Greatest Common Factor of any two numbers, please enter them in the boxes below and press "GCF".

As you have come to expect from Research Maniacs, when you press "GCF" to get the Greatest Common Factor, you get more than just the answer! Our calculator will also show you step-by-step how we got the answer.

If you are using our Greatest Common Factor Calculator to learn, these problems may be helpful:

What is the Greatest Common Factor of 2 and 4?

What is the Greatest Common Factor of 6 and 8?

What is the Greatest Common Factor of 12 and 18?

What is the Greatest Common Factor of 40 and 48?