Prime Factors

What is a number with only 2 factors?

• prime
• composite
• factor
• multiple

The only factors that prime numbers have are:

• 0 and 1
• 0 and itself
• 1 and itself
• 1

Which number is the only even prime number?

• 0
• 2
• 1
• 3

Tags

CCSS.4.OA.B.4

Find the prime number.

• 10
• 9
• 7
• 4

Tags

CCSS.4.OA.B.4

Which number listed below is a prime number?

• 1
• 37
• 63
• 33

Which is a prime number?

• 15
• 17
• 21
• 39

Is 33 a prime or composite number?

• Prime
• Composite
• Neither

Prime numbers have _____ factors.

• no
• 3
• 1
• 2

Which number is neither prime nor composite?

• 1
• 2
• 3
• 4

Which number below is NOT PRIME?

• 2
• 11
• 13
• 18