Module 7 Quiz

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

• 2 x 5

• 1 x 20

• 2 x 10

• 2² x 5

What number has the prime factorization of 2³ • 3² • 5?

• 360

• 720

• 180

• 240

 

Find the prime factorization of 30

• 2 x 3 x 5

• 2 x 3 x 7

• 2 • 3²

• 2² • 5 • 7

Find the prime factorization of 108

• 2³ x 3²

• 2² • 3³

• 2⁵ • 3

• 2 x 3 x 7 x 11

Use a number tree to find the prime factorization of 48

• 2 x 4 x6

• 12 x 4

• 4x2²x3

• 3x2⁴

28 is a ______ number.

• prime

• composite

• neither

What number has the prime factorization of 2³ • 11?

• 55

• 66

• 77

• 88

What is the greatest common factor of 60 and 75

• 2

• 5

• 15

• 20

A prime number...

• has one factor.

• has more than 2 factors.

• has 100 factors.

• has exactly 2 factors: 1 and the itself.

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

• 14

• 84

• 42

• 60