Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnDetails
8391011
Composite, with 5 known prime factors. Cofactor is composite.
Trial Factored to 269
TF target 268
Factored
FactorDigitsBitsDate
1263350616171236.9old
7014213915131239.42008-09-08 04:32:05
9490736901671239.82008-09-08 04:32:05
391212077410000871755.12015-01-07 12:29:10
1242076056749337250312166.82020-08-27 11:17:23
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2018-10-21rucio898DAF339B58E9534265476453
Factored
PRP without proof (not generated)
2020-05-15marssystems898DAF339B58E9534303112153
Verified
PRP without proof (not generated)
2020-08-28mnd9898DAF339B58E9535718817053
History
DateUserTypeResult
2024-03-08Stef42NF-PM1B1=3000000, B2=5617507350
2022-12-27LordJuliusNFno factor TF: 68-69
2022-11-24LordJuliusNFno factor TF: 67-68
2022-04-09LordJuliusNFno factor TF: 64-65
2022-04-09LordJuliusNFno factor TF: 65-66
2020-08-28mnd9C-PRPM8391011/126335061617/701421391513/949073690167/39121207741000087/124207605674933725031 : 898DAF339B58E953
2020-08-27TJAOIFFactor: 124207605674933725031
2020-05-15marssystemsC-PRPM8391011/126335061617/701421391513/949073690167/39121207741000087 : 898DAF339B58E953
2018-10-21rucioC-PRPM8391011/126335061617/701421391513/949073690167/39121207741000087 : 898DAF339B58E953
2015-01-07TJAOIFFactor: 39121207741000087
2008-09-08Will EdgingtonFFactor: 949073690167
2008-09-08Will EdgingtonFFactor: 701421391513