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
86930009
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 276
TF target 275
Assignments
AssignedUserWork TypeStage% DoneUpdatedEst CompleteExpired
2026-01-23-anonymous-D2026-01-232026-01-29
P-1
B1 = 1000000
B2 = 100000000
LL
StatusDateUserResidueShiftSoftware
Unverified2018-06-23Zhe Chen586C88A2C1A654__73782953Windows 64-bit,Prime95,v29.4,build 8
History
DateUserTypeResult
2018-06-23Zhe ChenC-LL586C88A2C1A654__
2018-06-11Zhe ChenNF-PM1B1=1000000, B2=100000000, E=12
2018-06-11Zhe ChenNF-PM1B1=1000000
2018-02-07Strolling JellyfishNFno factor TF: 75-76
2018-02-03The MawnNFno factor TF: 74-75
2017-06-23-anonymous-NFno factor TF: 73-74
2017-04-01Judge HaleNFno factor TF: 72-73
2017-04-01Judge HaleNFno factor TF: 71-72
2014-11-28SMoffatNFno factor TF: 70-71
2013-03-22Florimond C.NFno factor TF: 69-70
2013-03-20-anonymous-NFno factor TF: 68-69
2013-03-09-anonymous-NFno factor TF: 67-68
2013-03-02SMoffatNFno factor TF: 66-67
2013-01-31LaurVNFno factor TF: 65-66
2010-11-23Architects CubedNFno factor TF: 64-65