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
905215009Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
3393914661322888840072168.22017-04-11 18:09:47
72357011239152712350972272.62025-04-25 09:03:26
History
DateUserTypeResult
2025-04-25yuriy5-1F
Factor: 7235701123915271235097 / TF: 69-74
2017-04-11ConductorF
Factor: 339391466132288884007 / TF: 68-69
2016-06-19ConductorNF
no factor from 2^67 to 2^68
2015-02-05Gordon SpenceNF
no factor from 2^66 to 2^67
2013-04-25ramgeisNF
no factor from 2^65 to 2^66
2011-11-06lindeeNF
no factor from 2^64 to 2^65
2010-07-08lindedNF
no factor from 2^63 to 2^64