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

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MnStatusDetails
69369389Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
TF
No factors below 275
TF target 274
P-1
B1 = 705000
B2 = 13571250
LL
StatusDateUserResidueShift
Unverified2016-08-30Farkas Istvan96898A9518E893__30363445
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2024-10-02HachaLL double-checkLL52.02 % 2024-10-15
History
DateUserTypeResult
2016-08-30Farkas IstvanC-LL
96898A9518E893__
2016-04-20monstNF
no factor from 2^74 to 2^75
2014-02-10NipalNF
no factor from 2^73 to 2^74
2014-02-10NipalNF
no factor from 2^72 to 2^73
2014-01-27josiboNF-PM1
B1=705000, B2=13571250
2013-12-24garoNF
no factor from 2^71 to 2^72
2013-05-01PascalBieriNF
no factor from 2^70 to 2^71
2012-04-22E.LechnerNF
no factor from 2^69 to 2^70
2010-05-01-Anonymous-NF
no factor from 2^68 to 2^69
2010-05-01unconnectedNF
no factor from 2^67 to 2^68
2010-04-28unconnectedNF
no factor from 2^66 to 2^67
2010-04-25pomakisNF
no factor from 2^65 to 2^66
2010-02-15lindedNF
no factor from 2^64 to 2^65