The GCF is 1.
The GCF is 1.
The Greatest Common Factor (GCF) is: 1
1
53 is already prime. 2 x 43 = 86 No common prime factors; the GCF is 1.
It's 23 to 53 .
46
29, 31, 37, 41, 43, 47, 53, 59, 61 . . .
23, 29, 31, 37, 41, 43, 47 and 53.
36
31 37 41 43 47 53. (29 is also prime).
The GCF is 1.
The GCF is 1.