2072005925466

This number is a composite.

207 2005925466

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2072005925466 is the smallest b above 1 such that b^(2^n)+1 is prime for n = 0, 1, 2, 3, 4, 5, 6. [Andersen]

Submitted: 2007-05-06 12:49:32; Last Modified: 2008-01-30 17:28:00.