64606701602327559675

This number is a composite.

6460670160 2327559675

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64606701602327559675 plus or minus 2^n is prime for any and all n's = 1 through 8; Discovered by Phil Carmody in 2003. [Dobb]

Submitted: 2003-06-29 08:26:14; Last Modified: 2008-01-30 17:28:00.