Natural numbers include prime numbers and those numbers that are not primes.
http://www.answers.com/topic/prime-number
I've never heard a math teacher or anyone else refer to the non-prime numbers by any particular term.
Math teachers ... ??
What do u call a # that has factors other than itself and 1 are _______ numbers.? Thank you
3 answers
if it's not a prime # what is it?
they are called prime numbers they don't know what they talking about girl they need to shut up