Prime Factorization- 2

What is the prime factorization of 16 ? 

• 1 x 16
• 2²x 4
• 2⁴
• 2² + 2²

Which is the prime factorization of 12 ? 

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

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

Tags

CCSS.6.EE.A.1

A composite number ...

• has more than 2 factors.
• has one factor.
• has at least 10 factors.
• is always a really big number.

Tags

CCSS.4.OA.B.4

A prime number...

• has one factor.
• has more than 2 factors.
• has 100 factors.
• has exactly 2 factors: 1 and the itself.

Tags

CCSS.4.OA.B.4

Write 68 as a product of its prime factors.

• 2x34
• 4x17
• 2x2x17
• 2x3x17

Write 54 as a product of its prime factors.

• 2x2x3x3
• 2x3x3x3
• 2x3x9
• 6x9

Which list contains all prime numbers?

• 2, 3, 5, 7, 11
• 2, 3, 5, 7, 9
• 2, 4, 5, 7, 11
• 2, 3, 5, 7, 12

Tags

CCSS.4.OA.B.4

A prime number includes numbers that are only divisible by 1 and itself.

• True
• False

Tags

CCSS.4.OA.B.4

Write 92 as a product of its prime factors.

• 4x23
• 2x46
• 2x2x23
• 2x3x23