5147
This number is a prime.
Can you figure out which is bigger in six seconds? The sexy prime 5147 or 5!-14+7! ? [Barnes]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell
This number is a prime.
Can you figure out which is bigger in six seconds? The sexy prime 5147 or 5!-14+7! ? [Barnes]