Prime Factorization Practice

What is the prime factorization of 50?

• 1, 2, 5, 10, 25, 50
• 1 x 50
• 2 x 25
• 2 x 5 x 5

What is the prime factorization of 24?

• 2 x 12
• 2 x 2 x 2 x 3
• 4 x 6
• 1, 2, 3, 4, 6, 8, 12, 24

What is the prime factorization of 18?

• 2 x 9
• 2 x 3 x 3
• 1, 2, 3, 6, 9, 18
• 2 x 2 x 3

2³ x 5 is the same as

• 2 x 3 x 5
• 30
• 2 x 2 x 2 x 5
• 6 x 5

Tags

CCSS.6.EE.A.1

5² x 7 is the same as

• 5 x 5 x 7
• 10 x 7
• 5 x 2 x 7
• 70

Tags

CCSS.6.EE.A.1

What is the prime factorization of 31?

• 2 x 13
• 2 x 15
• It's Prime
• 1 x 31

What is the prime factorization of 45?

• 3² x 5
• 5 x 5 x 5
• 9 x 5
• 3 x 5

What is the prime factorization of 80?

• 2 x 40

• 4 x 10

• 2⁴ x 5

• 2 x 2 x 5

2³ x 7 is the prime factorization of which number?

• 42
• 56
• 28
• Not Here

What is the prime factorization of 110?

• 5² ⋅ 11

• 2⁵ ⋅ 11

• 5 ⋅ 22

• 2 ⋅ 5 ⋅ 11