95103...66099 (25-digits)

This number is a prime.

                                                 95103 2194931845 7733566099

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This prime starts the largest known Cunningham chain of length 14 as of 2008: 9510321949318457733566100 * 2^n - 1, for n = 0 to 13. [Andersen]

Submitted: 2008-05-11 11:18:51;   Last Modified: 2008-06-28 19:51:32.
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