77777...77777 (25-digits)

This number is a prime.

                                                 77777 7777777277 7777777777

Single Curio View:   (Seek other curios for this number)
The only near-repdigit square-congruent prime of order 5. [Loungrides]

Submitted: 2009-03-28 10:23:51;   Last Modified: 2009-03-28 12:44:52.
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