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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
164256857Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
384071659072235419722492375.02024-11-01 22:06:50
PRP
StatusDateUserResidueShiftTypeBase
Verified (Factored)2024-11-27Yves BellefeuilleBFE8C798484EF25810959747613
History
DateUserTypeResult
2024-11-28techn1ciaNCERT
PRP Certification
CERT proof power = 8
Proof certified good
2024-11-27Yves BellefeuilleC-PRP
BFE8C798484EF258
PRP proof power = 8
PRP: Verified (Factored)
Proof certified good
2024-11-01Architects CubedF
Factor: 38407165907223541972249 / TF: 75-76
2024-08-24Luke DurantNF-PM1
B1=1366000, B2=884829660
2023-03-09SRBaseNF
no factor from 2^74 to 2^75
2021-12-03SRBaseNF
no factor from 2^73 to 2^74
2019-01-04David HruskaNF
no factor from 2^72 to 2^73
2018-10-08David HruskaNF
no factor from 2^71 to 2^72
2018-07-08Andrew GNF
no factor from 2^70 to 2^71
2018-07-03proxy2222NF
no factor from 2^69 to 2^70
2017-04-10XolotlNF
no factor from 2^68 to 2^69
2016-05-25tscNF
no factor from 2^67 to 2^68
2015-05-26RichardNF
no factor from 2^66 to 2^67
2013-03-08KayJongsmaNF
no factor from 2^65 to 2^66
2011-02-08runeskNF
no factor from 2^64 to 2^65
2010-07-03Torchwood InstituteNF
no factor from 2^63 to 2^64