The factors of 63 are:
1, 3, 7, 9, 21, 63
The factors of 135 are:
1, 3, 5, 9, 15, 27, 45, 135
The Greatest Common Factor:
GCF = 9
10
The HCF of 12 and 60 is 12
The GCF is 14.
The HCF is 5.
The HCF is: 2
The GCF is 20.
The GCF is 4.
The GCF is 12.
The GCF is 6.
The GCF is 14.
The GCF is 10.
HCF is the highest common factor of two or more numbers. One such pair which has 60 as their HCF can be: 120 and 180.