9.1 Prime Factorization

What is the prime factorization of 24?

• 2 × 2 × 2 × 3

• 2 × 3 × 4

• 3 × 3 × 2

• 2 × 2 × 3 × 3

Is 43 a prime or composite number?

• Prime

• Composite

• Neither

• Both

Tags

CCSS.4.OA.B.4

What is the prime factorization of 39?

• 3 × 13

• 3 × 3 × 3

• 2 × 19

• 5 × 7

What is the prime factorization of 33?

• 3 × 11

• 3 × 3 × 3

• 2 × 17

• 5 × 6

What is the prime factorization of 32?

• 2 × 2 × 2 × 2 × 2

• 2 × 3 × 5

• 4 × 8

• 2 × 2 × 3 × 3

What is the prime factorization of 48?

• 2 × 2 × 2 × 2 × 3

• 3 × 3 × 3

• 2 × 3 × 4

• 2 × 2 × 3 × 3

What is the prime factorization of 27?

• 3 × 3 × 3

• 2 × 2 × 3

• 3 × 9

• 2 × 3 × 3

What is the prime factorization of 40?

• 2 × 2 × 2 × 5

• 2 × 3 × 5

• 4 × 10

• 2 × 2 × 3 × 3

How many even prime numbers are there?

• 0

• 1

• 2

• 3

Tags

CCSS.4.OA.B.4

Which answer completes the sentence: The number 1 is __________.

• prime.

• composite.

• neither prime nor composite.

• both prime and composite.

Tags

CCSS.4.OA.B.4