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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
332218273Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
TF
No factors below 281
TF target 281
P-1
B1 = 3000000
B2 = 79500000
LL
StatusDateUserResidueShift
Unverified2021-04-12yphysics4BF32CB15F732F__121990548
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2024-11-16-Anonymous-LL double-check0.00 % 2024-11-16
History
DateUserTypeResult
2023-10-18James HeinrichNF
no factor from 2^67 to 2^68
2023-02-12Mark RoseNF
no factor from 2^80 to 2^81
2023-02-12Mark RoseNF
no factor from 2^79 to 2^80
2021-04-12yphysicsC-LL
4BF32CB15F732F__
2015-06-21aurashiftNF-PM1
B1=3000000, B2=79500000, E=12
2010-10-11TheJudgerNF
no factor from 2^78 to 2^79
2010-10-11TheJudgerNF
no factor from 2^77 to 2^78
2010-10-11TheJudgerNF
no factor from 2^76 to 2^77
2010-10-11TheJudgerNF
no factor from 2^75 to 2^76
2010-10-11TheJudgerNF
no factor from 2^74 to 2^75
2010-08-28Team_InspectorNF
no factor from 2^73 to 2^74
2010-06-11George GonisNF
no factor from 2^72 to 2^73
2009-11-13Team_InspectorNF
no factor from 2^71 to 2^72
2009-10-12Team_InspectorNF
no factor from 2^70 to 2^71
2009-01-28zetagridNF
no factor from 2^69 to 2^70
2009-01-16Team_InspectorNF
no factor from 2^68 to 2^69