11111...11111 (1031-digits)

This number is a prime.

Single Curio View:   (Seek other curios for this number)
R1031 or (10^1031-1)/9 is the fifth known repunit prime. [Dobb]

Submitted: 2002-04-10 06:50:27;   Last Modified: 2008-01-30 17:28:00.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell