255455445544554553

This number is a prime.

+ This prime p multiplied with p - 1 yields a palindromic pronic product of length 35 {p(p - 1) = 65257484658366876367866385648475256}. Note that p - 1 is itself a remarkable palindrome! [De Geest]

Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell