Greatest Common Factor (GCF, HCF) Calculator

The Greatest Common Factor (GCF, GCD, HCF) is the largest common factor between a set of whole numbers that can divide evenly between the set of provided whole numbers with zero remainder. For example the GCF of 6 and 12 = 6.

You can find the GCF, HCF and GCD of any set of whole numbers or integer from the GCF calculator provided. You will also get the answer to the GCF with workings / solution. Any input should be followed by a comma (',') e.g 8,12,4.