979691939

This number is a prime.

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979691939 is a prime factor of 1223334444555556666667777777666666555554444333221. Note that it alternates between a 9 and non-9 digits. [Axoy]

Submitted: 2004-08-02 15:40:21;   Last Modified: 2008-01-30 17:28:00.
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