1931

This number is a prime.

Single Curio View:   (Seek other curios for this number)
The only prime concatenated from a pair of double-digit primes of form (n^2-6, n^2+6), where n is a prime. [Loungrides]

Submitted: 2013-12-27 09:11:46;   Last Modified: 2016-08-28 02:37:53.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell