PRIME FACTORIZATION

A prime number

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

2³ is the prime factorization of

• 6

• 12

• 22

• 8

Use a factor tree to find the prime factorization of 60

• 2²x3x5

• 5x6x7

• 2x3²x5

• 4x5x7

Use a factor tree to find the prime factorization of 32

• 2³x4

• 2⁵

• 2x4²

• 1x2⁴

Use a factor tree to find the prime factorization of 42

• 3x4²

• 6x7

• 2x3x7

• 2x4x5

Use a factor tree to find the prime factorization of 64

• 4³

• 2²x4²

• 2⁶

• 1x2x4²

Use a factor tree to find the prime factorization of 33

• 33

• 3x11

• 3x10

• 3³x2

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

One is...

• prime

• composite

• not prime or composite

• the loneliest number

Tags

CCSS.4.OA.B.4

Is 17, a prime or composite number? 

• Prime
• Composite

Tags

CCSS.4.OA.B.4