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 Reginald McLean