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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Exponent Range:










MnStatusDetails
71972027TF
No factors below 276
TF target 274
P-1
B1 = 705000
B2 = 15510000
LL
StatusDateUserResidueShift
Unverified2017-04-26basey618B9B7AF69AD8__59362888
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2024-04-04kirklandLL double-check0.00 % 2024-04-04
History
DateUserTypeResult
2023-01-02tottenhoffNF
no factor from 2^75 to 2^76
2017-04-26baseyC-LL
618B9B7AF69AD8__
2016-08-23-Anonymous-NF
no factor from 2^74 to 2^75
2014-07-12NickOfTimeNF
no factor from 2^73 to 2^74
2014-07-09NesowaNF-PM1
B1=705000, B2=15510000, E=6
2014-07-01ChuckNF
no factor from 2^72 to 2^73
2014-07-01ChuckNF
no factor from 2^71 to 2^72
2013-08-12processinfoNF
no factor from 2^70 to 2^71
2013-04-16TMarshallNF
no factor from 2^69 to 2^70
2010-08-30Zet_korNF
no factor from 2^68 to 2^69
2010-08-28Zet_korNF
no factor from 2^67 to 2^68
2010-08-25Zet_korNF
no factor from 2^66 to 2^67
2010-05-11Per JessenNF
no factor from 2^65 to 2^66
2010-05-08GrunwalderGIMPNF
no factor from 2^64 to 2^65
2008-10-07Wojciech FlorekNF
no factor to 2^64