Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
101282339Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
TF
No factors below 277
TF target 276
P-1
B1 = 479000
B2 = 68866350
LL
StatusDateUserResidueShift
Unverified2020-07-22-Anonymous-92688789053A02__65708606
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2024-11-08-Anonymous-LL double-check0.00 % 2024-11-08
History
DateUserTypeResult
2023-02-21Mark RoseNF-PM1
B1=479000, B2=68866350
2020-07-22-Anonymous-C-LL
92688789053A02__
2020-06-23-Anonymous-NF-PM1
B1=920000
2020-06-20ChuckNF
no factor from 2^76 to 2^77
2020-06-20Runtime ErrorNF
no factor from 2^75 to 2^76
2020-06-19Christian R. Mueller-HirschkornNF
no factor from 2^74 to 2^75
2020-03-29SRBaseNF
no factor from 2^73 to 2^74
2019-11-18NoodlesNF
no factor from 2^72 to 2^73
2015-02-05SMoffatNF
no factor from 2^71 to 2^72
2014-08-04mhskNF
no factor from 2^70 to 2^71
2014-07-16SMoffatNF
no factor from 2^69 to 2^70
2014-07-12SMoffatNF
no factor from 2^68 to 2^69
2014-07-09SMoffatNF
no factor from 2^67 to 2^68
2013-08-28SMoffatNF
no factor from 2^66 to 2^67
2012-04-14Torchwood InstituteNF
no factor from 2^65 to 2^66
2010-08-13Dalos LeeNF
no factor from 2^64 to 2^65
2010-03-011997rj7NF
no factor from 2^63 to 2^64