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New Prime Number
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29-09-2008, 05:53 PM
glenc
(Glen)
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Join Date: Jun 2005
Location: Terranora
Posts: 4,372
Try (2^3)-1=7 is prime, etc.
(2^x) cannot be prime.
(2^x)-1 might be, the computer will see if it is.
glenc
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