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:





MnDetails
86967269
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 276
TF target 275
Assignments
AssignedUserWork TypeStage% DoneUpdatedEst CompleteExpired
2026-01-24-anonymous-D2026-01-242026-01-29
P-1
B1 = 705000
B2 = 13747500
LL
StatusDateUserResidueShiftSoftware
Unverified2019-12-18Fan Ming17F9204E66D6B7__43498806CUDALucas v2.06
History
DateUserTypeResult
2019-12-18Fan MingC-LL17F9204E66D6B7__
2018-06-27Architects CubedNF-PM1B1=705000, B2=13747500, E=6
2017-12-23Strolling JellyfishNFno factor TF: 75-76
2017-12-23Strolling JellyfishNFno factor TF: 74-75
2017-06-23-anonymous-NFno factor TF: 73-74
2017-03-29Judge HaleNFno factor TF: 71-72
2017-03-29Judge HaleNFno factor TF: 72-73
2013-11-14RobishNFno factor TF: 70-71
2013-03-10Manfred Künzler SwissNFno factor TF: 69-70
2013-03-08Manfred Künzler SwissNFno factor TF: 68-69
2013-03-07Manfred Künzler SwissNFno factor TF: 67-68
2013-03-06ITSNFno factor TF: 66-67
2013-01-31LaurVNFno factor TF: 65-66
2010-11-24Architects CubedNFno factor TF: 64-65