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The World of Prime Numbers Quiz

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The World of Prime Numbers: a General level Math quiz. Test your knowledge with 7 questions!

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Questions

Question 1

What is the definition of a prime number?

A Any odd number

B Numbers ending in 5

C Even numbers

D Divisible only by 1 and itself

Question 2

What is the name of the sieve used to find primes?

A Euler's sieve

B Gauss sieve

C Eratosthenes sieve

D Newton's sieve

Question 3

How many even prime numbers exist?

A Two

B One

C Infinite

D Zero

Question 4

What are numbers with more than two factors called?

A Rational

B Prime

C Composite

D Irrational

Question 5

Which is a prime number?

A 21

B 23

C 27

D 25

📋 This quiz has 7 questions in total.