10000...00001 (4181-digits)
This number is a prime.
10^(2085+1)*(818181818+10^(2085+9))+1 is a strobogrammatic and palindromic prime. [Earls]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell
This number is a prime.
10^(2085+1)*(818181818+10^(2085+9))+1 is a strobogrammatic and palindromic prime. [Earls]