77777...77777 (83-digits)
This number is a prime.
777 7777777777
7777777777 7777777777 7777777222 7777777777 7777777777 7777777777 7777777777
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The largest special wing prime with central number 222, less than a googol. [Loungrides]
Submitted: 2009-06-24 11:34:07; Last Modified: 2010-08-18 10:50:03.
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