Prime Number Quiz

Is 35 a prime number?

• YES

• NO

Is 23 a prime number?

• YES

• NO

Select all the numbers that are prime numbers

• 7

• 21

• 13

• 10

• 
  How many prime numbers are there between 1 and 20? 

• 6

• 7

• 8

• 9

Which of the following numbers is NOT a prime number?

• 11

• 15

• 23

• 31

What is the only even prime number?

• 1

• 2

• 4

• 6

Which of the following is a prime number?

• 27

• 29

• 30

• 33

What is the smallest prime number?

• 0

• 1

• 2

• 3

Which of the following statements about prime numbers is true?

• 
  Every prime number is odd.

• Every prime number is even.

• 
  1 is a prime number.

• Prime numbers are only divisible by 1 and themselves.

Can prime numbers be negative?

• YES

• NO