Prime factorization

2 x 2 x 2 is the prime factorization of

• 6
• 12
• 22
• 8

Tags

CCSS.6.EE.A.1

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

• 3² x 6
• 3³ x 2
• 2³ x 3
• 9 x 6

Tags

CCSS.6.EE.A.1

CCSS.6.EE.A.4

Using a Factor Tree, find the prime factorization of 18. 

• 9 x 2
• 3 x 2²
• 3² x 2
• 3³

Tags

CCSS.4.OA.B.4

The following prime factorization represents which number: 2⁴ x 5

• 40
• 15
• 95
• 80

Tags

CCSS.6.EE.A.1

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

• 14
• 84
• 42
• 70

Tags

CCSS.6.EE.A.1

Which is the prime factorization of 12 ? 

• 2 x 6
• 2 + 2 + 2 + 2 + 2 + 2 
• 2² x 3
• 1 x 2² x 3

Tags

CCSS.4.OA.B.4

What is the missing factor?

• 1

• 2

• 5

• 8

Tags

CCSS.4.OA.C.5

What are the missing factors?

• 2 and 3

• 3 and 6

• 3 and 3

• 1 and 9

Tags

CCSS.4.OA.C.5

Which of the following are all prime numbers

• 2, 3, 6, 7, 9
• 2, 4, 8, 16
• 2, 3, 5, 7, 9
• 2, 3, 5, 7, 11

Write 28 as a product of its prime factors.

• 2x2x7
• 4x7