The Greatest Common Factor (GCF) is: 15
The Greatest Common Factor is 15.
the GCF of 45 and 60 is 15
15
15
The greatest common factor of the numbers 45 and 60 is 15.
15
15
1
5
15
The highest common integral factor is 5, because 25 = 52, five is an integral factor of both 45 and 60, and 25 is not an integral factor of either 45 or 60.