hence 6 is not prime the image at the right illustrates that 12 is not prime 12 3 4 no even number greater than 2 is prime because by definition any such number n has at least three distinct divisors namely 1 2 and nthis implies that n is not primeence 6 is not prime the image at the right illustrates that 12 is not prime 12 3 4 no even number greater than 2 is prime because by definition any such number n has at least three distinct divisors namely 1 2 and n this implies that n is not prime