Prime Factorization Expanded Form

What are the prime factors of 27?

• 3x3x3

• 3x2x3

• 3x3x4

2 x 2 x 5 is the prime factorization for which number?

• 20

• 25

• 100

2 x 2 x 7 is the prime factorization for which number?

• 28

• 30

2 x 3 x 5 is the prime factorization for which number?

• 35

• 30

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

• 6

• 12

• 22

• 8

Which is the prime factorization of 12? 

• 2 x 6

• 2 + 2 + 2 + 2 + 2 + 2 

• 2² x 3

• 1 x 2² x 3

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

• 5² x 3

• 3 x 5 x 7

• 3² x 5

• 15 x 5

Use a number tree to find the prime factorization of 48

• 4x2x6

• 4x2²x3

• 3x2⁴

• 12x4

Tags

CCSS.4.OA.B.4

Create a factor tree and find the prime factorization for 80

• 2⁴⋅5

• 4²⋅5

• 2⋅2⋅2

• 8⋅5⋅2

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