What is the greatest common factor of 27 and 47?

Answer 1

The greatest common factor of 27 and 38 is 1

The greatest common factor (GCF) is often also called the greatest common divisor (GCD) or highest common factor (HCF). Keep in mind that these different terms all refer to the same thing: the largest integer which evenly divides two or more numbers.

Answer 2

The GCF/HCF of 27 and 80 is 1.

(27 is prime)

Answer 3

The GCF is 1.

They have no common prime factors, as the number 37 is prime.

Answer 4

The greatest common factor of 27 and 73 is 1.

Answer 5

The factors of 27 are 1, 3, 9, 27. The factors of 48 are 1, 2, 3, 4, 6, 8, 12, 16, 24, 48. Therefore, their GCF would be 3.

Answer 6

Factors of 27: 1, 3, 9, 27

Factors of 38: 1, 2, 19, 38

GCF (27, 38) = 1

Answer 7

The GCF is 1.