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Search: Posts Made By: Viliam Furik
Forum: Math 2020-10-18, 09:23
Replies: 14
Views: 1,793
Posted By Viliam Furik
It is, because if cofactor (the rest of the...

It is, because if cofactor (the rest of the number, when divided by known certainly-prime factors) is PRP, then if the number has only one certainly-prime factor, it means it is most probably a...
Forum: Math 2020-10-17, 23:30
Replies: 14
Views: 1,793
Posted By Viliam Furik
No, all those Mersenne numbers you listed have...

No, all those Mersenne numbers you listed have one factor and a (definitely) composite cofactor, so at least three factors.
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