The GCF of 15 and 27 is 3. The GCF of 15, 20 and 25 is 5. The GCF of 15, 27, 15, 20 and 25 is 1.
The GCF of 6 and 27 is 3. The GCF of 10 and 25 is 5. The GCF of all of them is 1.
The GCF of 25 and 27 is 1. The factors of 25 are 5 and 5, and the factors of 27 are 3,3 and 3.
The GCF of 18, 25, and 27 is 1. The prime factorization of 18 is 2*3*3 The prime factorization of 25 is 5*5 The prime factorization of 27 is 3*3*3 Since they have no factors in common, their GCF is 1, and they are called "coprime."
The GCF is 1.
The GCF is 1.
The GCF is 1.
The GCF is 27.
The GCF of 27, 54 and 81 is 27.The GCF of 27, 54 and 81 is 27.
The GCF is 27.
The factors of 27 are:1, 3, 9, 27The factors of 125 are:1, 5, 25, 125The Greatest Common Factor (GCF) is:1
Factors of 54: 1 2 3 6 9 18 27 54 Factors of 25: 15 25 The GCF of 54 and 25 is 1