Prime Factorization

Use a factor tree to find the prime factorization of 60

• 2x2x3x5

• 5x6x7

• 2x3x3x5

• 4x5x7

Use a number tree to find the prime factorization of 64

• 4x4x4
• 4x4x2x2
• 2x2x2x2x2x2
• 4x4x2x1

Tags

CCSS.6.EE.A.1

2 x 2 x 2  or 2³ is the prime factorization of

• 6
• 12
• 22
• 8

Tags

CCSS.6.EE.A.1

Find the prime factorization of 48

• $2\ x\ 4\ x\ 6$

• $4\ x\ 2^2\ x\ 3$

• $2^4\ x\ 3$

• $12\ x\ 4$

Tags

CCSS.6.EE.A.1

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

Find the prime factorization for 80

• 2⁴⋅5

• 4²⋅5

• 2⋅2⋅2

• 8⋅5⋅2

Tags

CCSS.6.EE.A.1

CCSS.6.EE.A.3

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

Tags

CCSS.4.OA.B.4

In a power, an _______ is the the number that tells how many times the base is used as a factor.

• exponent
• base
• composite number
• prime number

Tags

CCSS.6.EE.A.1

Write 384 in prime factorization. You can use the ladder or factor tree. Show your work.

• 2⁴ x 3
• 2⁶ x 3
• 2⁷ x 3
• 2⁵ x 3

Tags

CCSS.6.EE.A.1

CCSS.6.EE.A.3

Which of these is NOT a factor of 36?

• 2
• 8
• 12
• 6

Tags

CCSS.4.OA.B.4