Which of the following represents the prime factorization of 72?

If you would like to write the prime factorization of 72, you can do this using the following steps:

72 / 2 = 36

36 / 2 = 18

18 / 2 = 9

9 / 3 = 3

3 / 3 = 1

72 = 2 * 2 * 2 * 3 * 3 = 2^3 * 3^2

The correct result would be 2 * 2 * 2 * 3 * 3.