13
This number is a prime.
Single Curio View: (Seek other curios for this number)
13 squared equals the sum of the first five
emirps. [Silva]
Submitted: 2010-01-23 08:10:20; Last Modified: 2010-01-23 18:28:26.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell