2521

This number is a prime.

Single Curio View:   (Seek other curios for this number)
The smallest prime that can be represented as the product of a number n and its reversal plus 1, in two ways, (n=120 and n=210). [Loungrides]

Submitted: 2016-05-26 09:56:00;   Last Modified: 2018-04-10 10:46:31.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell