It can be. Consecutive integers have a GCF of 1.
Only of a set of numbers that contains two (or more) numbers that are coprime.
The GCF is 1.
The GCF is: 1
The GCF is 1.
Since 36 is a factor of 144, it is automatically the GCF.
The greatest common factor of 72 and 47 is 1.
The GCF of 1 and anything is 1.
The GCF is 1.
The GCF is 1.
The GCF is 1.
The GCF is 1.
The GCF is 1.
The GCF is: 1
The GCF is: 1
The GCF is 1
The GCF is 1.
The GCF is: 1
The gcf is 1.The GCF is 1.