What is the greatest common factor for 24 and 15?

Answer 1

The prime factorization of 15 is 3*5. The prime factorization of 24 is 2*2*2*3. The greatest common factor is 3. (This is the product of all common prime factors)

The least common multiple is 2*2*2*3*5 = 120. (This is the product of the two numbers, divided by the greatest common factor)

Answer 2

The LCM of 15 and 24 is 120.

The GCF/HCF of 15 and 24 is 3.

120 * 3 = 360.

Answer 3

The LCM of 15, 20, and 24 is 120

15 = 3 x 5

20 = 22 x 5

24 = 23 x 3

lcm = 23 x 3 x 5 = 120

Answer 4

Factors of 15: 1, 3, 5, 15

Factors of 24: 1, 2, 3, 4, 6, 8, 12, 24

GCF (15, 24) = 3

Answer 5

The least common multiple of 15 , 24 , 30 = 120

Answer 6

15 and 24's highest common factor is three.

Answer 7

1 would be the greatest common factor.

Answer 8

The GCF is 3.