All prime numbers have only two factors.
2, 3, 5, 7, 11
Chat with our AI personalities
Prime numbers have two factors. 2, 3 and 5 are prime numbers.
Prime numbers like 2, 3, 5 and 7.
2 and 5
That could either be "What numbers have 5 factors" or "What numbers have 2 and 5 as factors." Prime numbers to the fourth power, like 16 and 81, have 5 factors. Any multiple of 10 has 2 and 5 as a factor.
1, 2, 5, 10, 25, 50, 125, 250 2 and 5 are prime.