By Randy Tayler
Was this helpful? Like us!
Is 3 a Prime Number?
Yes, 3 is prime. It also looks a little bit like lips puckering for a kiss, as first discovered by Pythagarus.
Is 2 a prime number?
...3...
Or try another number:
Is 5 a prime number?
What are the factors of 5?
Is 7 a prime number?
What are the factors of 7?
Is 9 a prime number?
What are the factors of 9?
Is 11 a prime number?
What are the factors of 11?
Is 13 a prime number?
What are the factors of 13?
Is 17 a prime number?
What are the factors of 17?
Is 19 a prime number?
What are the factors of 19?
Is 21 a prime number?
What are the factors of 21?
Is 23 a prime number?
What are the factors of 23?
Is 27 a prime number?
What are the factors of 27?
Is 29 a prime number?
What are the factors of 29?
Is 31 a prime number?
What are the factors of 31?
Is 33 a prime number?
What are the factors of 33?
Is 37 a prime number?
What are the factors of 37?
Is 39 a prime number?
What are the factors of 39?
Is 41 a prime number?
What are the factors of 41?
Is 43 a prime number?
What are the factors of 43?
Is 47 a prime number?
What are the factors of 47?
Is 49 a prime number?
What are the factors of 49?
Is 51 a prime number?
What are the factors of 51?
...