The factors of 64 are all 2s and the factors of 81 are all 3s. The greatest common factor is 1, since they have no factors in common. ■
The greatest common factor of 56 and 81 is 1.
The Greatest Common Factor of 81, 108, 117: 9
The GCF of 53 and 81 is 1.
1, 2, 4, 8, 16, 32, 64 1, 3, 9, 27, 81
The factors of 64 are all 2s and the factors of 81 are all 3s. The greatest common factor is 1, since they have no factors in common. ■
The greatest common factor of 52 and 81 is 1
The greatest common factor of 40 , 81 = 1
The greatest common factor of 81 and 189 is 27.
The greatest common factor of 56 and 81 is 1.
The Greatest Common Factor of 81, 108, 117: 9
The GCF of 53 and 81 is 1.
1, 2, 4, 8, 16, 32, 64 1, 3, 9, 27, 81
The greatest common factor of 16 72 and 81 is 1.
The greatest common factor of 58 and 81 is 1.
The Greatest Common Factor of 81, 21, and 14 is 1.
Greatest common factor of 81 and 123 is 3.