91111...11119 (247-digits)
This number is a prime.
9111111 1111111111 1111111111 1111111111
1111111111 1111111111 1111111111 1111111111 1111111111 1111111111 1111111111
1111111111 1111111111 1111111111 1111111111 1111111111 1111111111 1111111111
1111111111 1111111111 1111111111 1111111111 1111111111 1111111111 1111111119
Single Curio View: (Seek other curios for this number)
8*10246+(10247-1)/9+8 was the largest known depression prime in 1991. [Caldwell]
Submitted: 2000-10-30 21:04:55; Last Modified: 2009-07-14 16:57:07.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell