503

This number is a prime.

Single Curio View:   (Seek other curios for this number)
The smallest prime of the form 2x-x, where x is a composite number. [Loungrides]

Submitted: 2011-06-22 03:30:50;   Last Modified: 2011-06-22 12:00:28.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell