Financial Fitness & Health Math Other Countries Tools

Loading calculator...

EachTools' sole focus is to provide fast, comprehensive, convenient, free online calculators in a plethora of areas. Currently, we have around 200 calculators to help you 'do the math' quickly in areas such as finance, fitness, health, math, and others, and we are still developing more. Our goal is to become the one-stop, go-to site for people who need to make quick calculations.

All Categories

Financial Calculators
Fitness & Health
Math Calculators
Other Calculators

Links

About Us
Contact Us
Sitemap
Terms of Use
Privacy Policy
Cookie Policy

© 2026 EachTools. All rights reserved.

Home/Math Calculators/GCF Calculator

GCF Calculator

Calculate greatest common factor

Numbers (comma separated, at least 2)

Result

GCF12

Numbers3

Math

View All Math Calculators →

Written by the EachTools Team

Last updated: January 2026

How GCF Is Calculated

The Greatest Common Factor (also called GCD) is the largest number that divides evenly into two or more numbers.

Steps

Enter two or more numbers.
View the GCF and the factors of each number.