Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
227653669Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4186049216005226549112168.52018-03-29 21:26:38
History
DateUserTypeResult
2025-03-13James HeinrichF
Factor: 418604921600522654911 / TF: 68-70
2018-03-29NickF
Factor: 418604921600522654911 / TF: 68-69
2016-07-14Adam BuranNF
no factor from 2^67 to 2^68
2015-11-10el groccoNF
no factor from 2^66 to 2^67
2013-09-14arnaudNF
no factor from 2^65 to 2^66
2011-06-17sannerud.comNF
no factor from 2^64 to 2^65