16911...11111 (172-digits)
This number is a prime.
16 9111111111 1111111111 1111111111
1111111111 1111111111 1111111111 1111111111 1111111111 1111111111 1111111111
1111111111 1111111111 1111111111 1111111111 1111111111 1111111111 1111111111
The smallest prime greater that a googol formed from a square n followed by n 1’s, (n=169). [Loungrides]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell