11111...11111 (25-digits)

This number is a prime.

                                                 11111 1666116161 1666111111

Single Curio View:   (Seek other curios for this number)
     
     1 1 1 1 1
     1 6 6 6 1
     1 6 1 6 1
     1 6 6 6 1
     1 1 1 1 1
Ignoring this square-congruent prime of order 6 minus 1 is devilishly difficult!

Submitted: 2008-01-21 06:01:13;   Last Modified: 2008-01-30 17:28:00.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell