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Composite? Yes. (Posted on 2010-08-24)

Prove that (2⁵⁸+1)/5 is a composite number.

No Solution Yet Submitted by Ady TZIDON

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Well, give me a second... solution

| Comment 1 of 3

All we have to do is factor 57,646,075,230,342,349. Surely that is simple: 107,367,629 * 536,903,681. I probably used the same method as Ady.

Posted by ed bottemiller on 2010-08-24 18:05:21

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