The greatest common factor (GCF) refers to a factor that is COMMON to two or more numbers. You have only one number in the question! The greatest factor of any number is itself.
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The GCF of 27 and 45 is 9.
Alright, listen up buttercup. The greatest common factor of 27, 45, 108, and 126 is 9. That's the big boss number that can divide all those numbers without any leftovers. So, there you have it, the GCF is 9.
The GCF is 1.
The GCF is 9.
The GCF of 9, 27, and 45 is 9.