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

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MnDetails
8334311
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
533400098138665293612065.52011-01-27 05:29:44
LL
StatusDateUserResidueShiftSoftware
Factored2000-05-24Alan Vidmar4B00FE25984F69B22002567Windows,Prime95,v19,NT service,(aka WV5)
Factored2002-09-22MechEngrGATech4B00FE25984F69B2978235Windows,Prime95,v21,(aka WX1)
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-18Oliver KruseB294460197E063731737757353
Verified
PRP without proof (not generated)
2020-04-25oodairaB294460197E063731617252653
History
DateUserTypeResult
2025-01-02Stef42NF-PM1B1=1125000, B2=1706973450
2020-04-25oodairaC-PRPM8334311/53340009813866529361 : B294460197E06373
2018-10-18Oliver KruseC-PRPM8334311/53340009813866529361 : B294460197E06373
2011-01-27Carsten KossendeyFFactor: 53340009813866529361
2002-09-22-anonymous-C-LL4B00FE25984F69B2
2002-09-07-anonymous-NF-PM1B1=35000, B2=35000
2000-05-24vidmarC-LL4B00FE25984F69B2
2000-01-12Mark BlankeNFno factor TF: 1-64
1998-09-27-anonymous-NFno factor TF: 1-63