Prime Factorization Questions

What is the prime factorization of 16?

• 2 x 8

• 2 x 2 x 2 x 2

• 4 x 4

• 2 x 2 x 4

What value would complete the prime factorization of 27?

3 x 3 x (a)  

Tags

CCSS.4.OA.B.4

Create the factor tree for 40

Which number has a prime factorization of 2 x 5 x 7?

(a)  

What value would complete the prime factorization of 63?

(a)   x 3 x 7

Find the prime factorization for 80

• 4² ⋅ 5

• 2⁴ ⋅ 5

• 2 ⋅ 2 ⋅ 2

• 8 ⋅ 5 ⋅ 2

Using a Factor Tree, find the prime factorization of 24.

• 2³ x 3

• 2² x 3 x 4

• 2² x 3

• 3 x 8

Use a number tree to find the prime factorization of 105

• 3 x 5 x 7

• 3 x 5 x 11

• 1 x 2 x 5 x 7

• 2 x 3 x 5 x 7

Using a Factor Tree, find the prime factorization of 75.

• 3 x 5²

• 3 x 5 x 5

• 3² x 5

• 5 x 15

Using a Factor Tree, find the prime factorization of 150.

• 2³ x 3 x 5

• 2 x 5²

• 2 x 3 x 5²

• 5² x 6