13

This number is a prime.

Single Curio View: (Seek other curios for this number)

There are 13 composite numbers between 13 and its reversal. [Silva]

Submitted: 2007-12-22 08:40:26; Last Modified: 2008-01-30 17:28:00.

Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell