It is: 1
The GCF is 13.
The GCF is 1.
The greatest common factor of the numbers 11 and 19 is 1.
14The GCF is 14.
The GCF is 1.
1. 19 is a prime number. It only has 2 factors: 1 & 19. 19 is not a factor of 14. Therefore the answer is 1. It is the only common factor and hence also the greatest common factor.
The GCF is 2.
The GCF is 2.It is: 2
The GCF is 2.
The GCF is 2.
The GCF is 2.
The GCF is 2.