Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
101826503Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
TF
No factors below 277
TF target 276
P-1
B1 = 525000
B2 = 164755500
LL
StatusDateUserResidueShift
Unverified2020-06-22curtiscAB8C8BAFAE55F2__80867333
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2024-11-08-Anonymous-LL double-check0.00 % 2024-11-08
History
DateUserTypeResult
2023-05-13KrieselNF-PM1
B1=525000, B2=164755500
2020-06-22curtiscC-LL
AB8C8BAFAE55F2__
2020-05-10RichD0NF
no factor from 2^76 to 2^77
2020-04-18Architects CubedNF
no factor from 2^75 to 2^76
2020-04-06Architects CubedNF
no factor from 2^74 to 2^75
2020-03-19Architects CubedNF
no factor from 2^73 to 2^74
2020-02-23Architects CubedNF
no factor from 2^72 to 2^73
2019-12-23-Anonymous-NF-PM1
B1=1520000
2016-01-07MooseZeroNF
no factor from 2^71 to 2^72
2013-09-10g0bNF
no factor from 2^70 to 2^71
2013-09-06g0bNF
no factor from 2^69 to 2^70
2013-09-02g0bNF
no factor from 2^68 to 2^69
2013-08-28cosmicsmNF
no factor from 2^67 to 2^68
2013-08-26Preben SNF
no factor from 2^66 to 2^67
2012-04-21RichardNF
no factor from 2^65 to 2^66
2010-08-15carlos56NF
no factor from 2^64 to 2^65
2010-04-041997rj7NF
no factor from 2^63 to 2^64