What is the prime factorization of 54?

A. 9 • 6

B. 22 • 32

C. 33 • 2

D. 32 • 6

Actually none of them are the prime factors of 54.

A. indeed are factors, but neither of them are prime.

But you can break down A. into prime factors, 9 = 3*3, 6 = 3*2.

So now you have 3*3 * 3*2, which are all prime.

So the prime factorization of 54 is 3*3*3*2