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

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MnDetails
8322719
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
18029385170008948887292270.62011-02-25 05:51:36
LL
StatusDateUserResidueShiftSoftware
Factored2000-06-29Nesdu Cut0BC47EF2AF5268807486935Windows,Prime95,v18,(aka WU1)
Factored2002-09-22Northwestern College0BC47EF2AF5268804336781Windows,Prime95,v20,(aka WW1)
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-13Oliver KruseD63FFE979F2D50E619188153
Verified
PRP without proof (not generated)
2020-04-21arnaudD63FFE979F2D50E61650172053
History
DateUserTypeResult
2025-01-02Stef42NF-PM1B1=1125000, B2=1738013550
2020-04-21arnaudC-PRPM8322719/1802938517000894888729 : D63FFE979F2D50E6
2018-10-13Oliver KruseC-PRPM8322719/1802938517000894888729 : D63FFE979F2D50E6
2011-02-25Carsten KossendeyF-PM1Factor: 1802938517000894888729
2002-09-22davidcrossC-LL0BC47EF2AF526880
2002-08-31davidcrossNFno factor TF: 1-64
2002-08-31davidcrossNF-PM1B1=35000, B2=35000
2000-06-29-anonymous-C-LL0BC47EF2AF526880
1999-03-01-anonymous-NFno factor TF: 1-63
1998-09-13-anonymous-NFno factor TF: 1-62