Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
318104107Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
4242311834102198738892168.52016-12-08 15:34:31
7867711108736173877692169.42025-03-08 13:59:21
History
DateUserTypeResult
2025-03-08James HeinrichF
Factors: 424231183410219873889,786771110873617387769 / TF: 68-70
2016-12-08SarnetskyF
Factor: 424231183410219873889 / TF: 68-69*
2016-04-10SarnetskyNF
no factor from 2^67 to 2^68
2016-03-13SarnetskyNF
no factor from 2^66 to 2^67
2014-07-27Chih-Wei HuangNF
no factor from 2^65 to 2^66
2011-11-02albin_pouillesNF
no factor from 2^64 to 2^65