Prime and Composite Vocabulary

A number that has EXACTLY 2 factors is a -

• Prime Number

• Composite Number

If a number only has 1 and itself as factors its a -

• Prime Number

• Composite Number

A number that has exactly two factors, 1 and itself

A number that has factors in addition to 1 and itself

The number ​ (a)   is the only even prime number because it has ​ (b)  

• 2

• 4

• 1

• exactly two factors

• more than 2 factors

• exactly 1 factor

The number 17 is ​ (a)   because it has ​ (b)  

• prime

• composite

• exactly 1 factor pair

• more than 1 factor pair

1 is neither prime nor composite

• True

• False

Are each of these numbers prime or composite?

• prime

• 10

• composite

• 3

• composite

• 12

• prime

• 15

• composite

• 7

All prime numbers have ____ factor(s).

• 1

• 2

• 5

• more than 2

True/False The number 1 is neither prime nor composite.

• True

• False