I think you mean the greatest common factor, the greatest common factor is 3.
3
3 is.
1, 3, 9, 27
The GCF is 6.
The GCF is 6.
The number which lies in between 6 and 27 is 16.5 which is derived by (6+27)/2.
99
The GCF is 6.
6
It is: 6
2.
The GCF is 2.