Since 17 is a factor of 51, it is automatically the GCF.
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The greatest common factor of 34, 51, and 102 is 17.
It is 17
The GCF is 17.
27/3 = 9 and 51/3 = 17 so three is the greatest common factor (it's the only)
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 51 and 175 is 1