The greatest common factor (GCF) is often also called the greatest common divisor (GCD) or highest common factor (HCF). Keep in mind that these different terms all refer to the same thing: the largest integer which evenly divides two or more numbers.
The greatest common factor of 57 and 81 is 3
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The greatest common factor (GCF) is often also called the greatest common divisor (GCD) or highest common factor (HCF). Keep in mind that these different terms all refer to the same thing: the largest integer which evenly divides two or more numbers.
The greatest common factor of 57 and 93 is 3
It is: 1
The GCF is 1.
The GCF is 1.
The GCF is 1.
Factors of 56: 1, 2, 4, 7, 8, 14, 28, 56Factors of 83: 1, 83GCF (56, 83) = 1