457
This number is a prime.
Single Curio View: (Seek other curios for this number)
The smallest prime number for which the reverse of its
double is a smaller prime. [Gaydos]
Submitted: 2017-04-08 15:11:20; Last Modified: 2018-03-14 22:05:12.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Reginald McLean