Prime Factorization

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 factor tree to find the prime factorization of 72

• 2³ x 3²

• 2 x 3² x 4

• 2⁴ x 3³
  

• 2² x 6²
  

What is the prime factorization of 20 written in exponential notation?

• 2 x 5

• 1 x 20

• 2 x 10

• 2² x 5

What is the prime factorization of 18?

• 9 x 2

• 3 x 2²

• 3² x 2

• 3³

The following prime factorization represents which number:  2² x 3 x 7

• 14

• 84

• 42

• 70

If the expanded form is 2⋅2⋅2⋅3⋅3⋅5⋅7 what would the exponential form be?

• 2⋅3⋅5⋅7

• 2³⋅3²⋅5⋅7

• 2²⋅3²⋅5⋅7

• 8⋅9⋅35

2 x 2 x 2 is the prime factorization of...

• 6

• 12

• 22

• 8

Create a factor tree and find the prime factorization for 80

• 4² ⋅ 5

• 2⁴ ⋅ 5

• 2 ⋅ 2 ⋅ 2

• 8 ⋅ 5 ⋅ 2

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