Prime, Composite, Factors and Multiples

What makes a number a composite number?

• It only has 2 factors 1 and itself.
• It is an even number.
  It is an odd number.
• Is is an odd number.
• It has more than two factors.

The only factors prime numbers have are:

• 0 and 1

• 0 and itself

• 1 and itself

• 1

Which list has only prime numbers?

• 2, 3, 4, 5

• 1, 5, 7, 9

• 2, 3, 5, 7

• 2, 4, 6, 8

Which list is ONLY composite numbers?

• 1, 3, 4

• 2, 4, 6

• 4, 6, 8

• 5, 6, 8

Find the prime number.

• 20

• 21

• 7

• 4

True or False
0 is a COMPOSITE number.

• TRUE
• FALSE

Which number below is a prime number?

• 1
• 0
• 2
• 9

Which number is prime?

• 39

• 23

• 10

• 22

Which of the following lists correctly shows all of the factors of 12?

• 1,2,3,4,6,12

• 1,2,3,4,6,8,12

• 1,2,4,6,12

• 2,4,6,8,10,12

Which number listed below is a prime number?

• 1
• 37
• 63
• 33