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

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MnStatusDetails
229815217Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3785579152821922686072168.42018-04-16 11:34:07
History
DateUserTypeResult
2025-03-19James HeinrichF
Factor: 378557915282192268607 / TF: 68-70
2018-04-16NickF
Factor: 378557915282192268607 / TF: 68-69
2016-09-20ANONYMOUSNF
no factor from 2^67 to 2^68
2015-11-12ANONYMOUSNF
no factor from 2^66 to 2^67
2013-09-20Mr-PlonkNF
no factor from 2^65 to 2^66
2011-06-21sasaki3NF
no factor from 2^64 to 2^65