Prime Factorization Quiz

What is the prime factorization of 24?

• 2 x 2 x 2 x 4

• 2 x 2 x 2 x 2

• 2 x 2 x 3 x 3

• 2 x 2 x 2 x 3

Use a factor tree to find the prime factorization of 36.

(The * means multiplication)

• 2 * 2 * 3 * 3

• 2 * 2 * 2 * 2

• 3 * 3 * 3 * 3

• 2 * 2 * 2 * 3

What is the prime factorization of 17?

• 1

• 3

• 2

• 17

Find the prime factorization of 48 using factor trees.

• 2 x 2 x 2 x 2 x 5

• 2 x 2 x 2 x 3 x 3

• 2 x 2 x 2 x 2 x 2

• 2 x 2 x 2 x 2 x 3

What is the prime factorization of 13?

• 13

• 2

• 1

• 3

Use prime factorization to find the factors of 60.

• 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30

• 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60

• 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 40

• 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 40, 50

What is the prime factorization of 31?

• 31

• 3

• 2

• 1

Find the prime factorization of 72 using factor trees.

• 2 * 2 * 2 * 2 * 2 * 2

• 2 * 2 * 2 * 2 * 2

• 2 * 2 * 2 * 2 * 3

• 2 * 2 * 2 * 3 * 3

What is the prime factorization of 19?

• 3

• 19

• 1

• 2

Use a factor tree to find the prime factorization of 90.

• 2 x 3 x 3 x 5

• 2 x 3 x 3 x 7

• 2 x 3 x 3 x 4

• 2 x 3 x 3 x 6