9.
The GCF of 49, 63, and 72 is 1.
The Greatest Common Factor (GCF) is: 9
The GCF is 9.
The GCF is 9.
They are: 1, 3 and 9
The highest common factor is 9
GCF of 36 63 and 72 is 9.
The GCF is 3.
No, 15 is not a factor of 72.
The GCF is 9.
The GCF is 3.
1,3,7,9,21,63 1,2,3,4,8,9,18,24,36,72 The factors in common are 1,3,9 The largest (greatest) common factor is 9