Solutions by » GCF of two numbers

What is the GCF of 6 and 1?

The GCF of 6 and 1 is 1.

Steps to find GCF

Since 1 is not exactly divisible by any number greater than itself, the GCF of 6 and 1 is 1.

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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).