63
It is: 15
The greatest common factor (GCF) for twenty-one and seventy-two is three.
seventy
It is 504.
The GCF is 3.
The Greatest Common Divisor of 45, 75 is 15.
The Greatest Common Factor of 72, 98: 2
The GCF is 18.
You need at least two numbers to find a GCF.
It is either the number seventy-five or seventy-six....;)
The HCF is: 12
seventy-six hundred