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
533080183Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
28913505329401433063532271.32020-01-15 03:23:35
History
DateUserTypeResult
2025-04-12James HeinrichF
Factor: 2891350532940143306353 / TF: 71-72
2020-01-15Smok_bmv F
Factor: 2891350532940143306353 / TF: 71-72*
2019-07-21sasakiNF
no factor from 2^70 to 2^71
2018-11-02Niels_Mache_NextcloudNF
no factor from 2^69 to 2^70
2017-08-02sasakiNF
no factor from 2^68 to 2^69
2017-08-02Alex_soldierNF
no factor from 2^68 to 2^69
2016-10-11sasakiNF
no factor from 2^67 to 2^68
2016-03-29monstNF
no factor from 2^66 to 2^67
2014-11-04ANONYMOUSNF
no factor from 2^65 to 2^66
2012-01-02RavefiendNF
no factor from 2^64 to 2^65
2010-07-09Architects CubedNF
no factor from 2^63 to 2^64