Prime Factorization

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

Using a Factor Tree, find the prime factorization of 54.

• 3² x 6

• 3³ x 2

• 2³ x 3

• 9 x 6

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 111

• 3 x 33

• 3 x 3 x 11

• 3 x 37

• 1 x 3 x 4 x 9

Which is the prime factorization of 12? 

• 2 x 6

• 2 + 2 + 2 + 2 + 2 + 2 

• 2² x 3

• 1 x 2² x 3

Use a number tree to find the prime factorization of 48

• 4x2x6

• 4x2²x3

• 3x2⁴

• 12x4

Tags

CCSS.4.OA.B.4

Only 1 answer below could be correct for the prime factorization of a number. Which answer could be correct. 

• 4⋅2⋅5

• 2⋅3²⋅7

• 15²⋅7

• 7²⋅4²

Write 384 in prime factorization. Use a factor tree. Show your work.

• 2⁴ x 3

• 2⁶ x 3

• 2⁷ x 3

• 2⁵ x 3

2 x 2 x 2  or 2³ is the prime factorization of

• 6

• 12

• 22

• 8