The G.C.F of 23 and 56 is 1 because 23 is a Prime number and neither one of the two factors of 23 are also factors of 56 so therefore the only number that is a factor of 23 and 56 is 1 because it is the only and therefore the highest common factor of 23 and 56. Thank you.
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The greatest common factor of the numbers 16 and 56 is 8.
The Greatest Common Factor (GCF) is: 7
The GCF is 56.
It is: 2
The greatest common factor (GCF) of 56 and 70 is 14.