91: 1, 7, 13, 91 78: 1, 2, 3, 6, 13, 26, 39, and 78 65: 1, 5, 13, and 65 The answer is 13
They are: 13, 26, 39, 52, 65, 78, 91
13, 26, 39, 52, 65, 78, 91.
The GCF is 13.The factors of 52 are:1, 2, 4, 13, 26, 52The factors of 78 are:1, 2, 3, 6, 13, 26, 39, 78The factors of 91 are:1, 7, 13, 91The factors of 117 are:1, 3, 9, 13, 39, 117The common factors are:1, 13The Greatest Common Factor (GCF) is:13
13, 26, 39, 52, 65, 78, 91.
The GCF of 26, 52, 65, and 91 is: 13
The first 4 multiples of 13 are: 13, 26, 39, and 52.
The GCF is 13.
The multiples of 13 from 1 to 100 are: 13, 26, 39, 52, 65, 78, 91.
13, 26, 39, 52, 65, 78, 91, 104, 117, 130, 143 . . .
-187
13, 26, 39, 52, 65, 78, 91, . . .
The GCF is 13.
The GCF is 13.
13, 26, 39, 52, 65, 78, 91
GCF(39, 654, 91) = 1.
The GCF is 13.