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
100782601Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
TF
No factors below 277
TF target 276
P-1
B1 = 1040000
B2 = 28080000
LL
StatusDateUserResidueShift
Unverified2020-01-22Chun sung sooBF80818C60C1D3__76545107
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2024-11-07-Anonymous-LL double-check0.00 % 2024-11-07
History
DateUserTypeResult
2025-07-21JurzalNF
no factor from 2^76 to 2^77
2020-11-10Architects CubedNF
no factor from 2^75 to 2^76
2020-03-05Mark RoseNF
no factor from 2^74 to 2^75
2020-02-19Architects CubedNF
no factor from 2^73 to 2^74
2020-02-15Dylan DelgadoNF
no factor from 2^72 to 2^73
2020-01-22Chun sung sooC-LL
BF80818C60C1D3__
2019-12-05Chun sung sooNF-PM1
B1=1040000, B2=28080000, E=12
2014-11-28shaugeNF
no factor from 2^71 to 2^72
2011-04-16Craig MeyersNF
no factor from 2^70 to 2^71
2011-04-16Craig MeyersNF
no factor from 2^69 to 2^70
2011-04-16Craig MeyersNF
no factor from 2^68 to 2^69
2011-04-16Craig MeyersNF
no factor from 2^67 to 2^68
2011-03-28Craig MeyersNF
no factor from 2^66 to 2^67
2011-02-11Craig MeyersNF
no factor from 2^65 to 2^66
2010-08-11sasaki3NF
no factor from 2^64 to 2^65
2010-02-141997rj7NF
no factor from 2^63 to 2^64