The GCF of 31 and 6 is 1.
The GCF is 1.
The GCF is 31.
The GCF is 31.
The GCF is 1.
The GCF is 1.
The GCF is 1.
The GCF is 1.
The GCF is 31.
1 is the GCF of 33 and 31 because 31 is a prime number.
Since 31 is a factor of 93, it is automatically the GCF.
The GCF is 1.
The GCF is 1.