68888...80811 (34-digits)
This number is a prime.
6888 8910080011 0689011160 9111180811
Just showing those entries submitted by 'Bajpai': (Click here to show all)
The smallest prime that is the concatenation of five consecutive strobogrammatic primes: (688889, 1008001, 1068901, 1160911, 1180811). [Bajpai]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell