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
8317069
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
19809130640605367345292270.72012-01-17 03:57:07
LL
StatusDateUserResidueShiftSoftware
Factored2000-02-01Patrick Berchtold43F0BB879757FF397083165Windows,Prime95,v19,NT service,(aka WV5)
Factored2002-10-12marekb43F0BB879757FF39723274Linux 32-bit,Prime95,v21,(aka WX2)
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-07ATHE52BDD30CBB49D5C1278910153
Verified
PRP without proof (not generated)
2020-04-19arnaudE52BDD30CBB49D5C1796212853
History
DateUserTypeResult
2025-01-03Stef42NF-PM1B1=1109000, B2=1520760150
2020-04-19arnaudC-PRPM8317069/1980913064060536734529 : E52BDD30CBB49D5C
2018-10-07ATHC-PRPM8317069/1980913064060536734529 : E52BDD30CBB49D5C
2012-01-17kurlyF-PM1Factor: 1980913064060536734529
2002-10-12-anonymous-C-LL43F0BB879757FF39
2002-09-07-anonymous-NFno factor TF: 1-64
2002-09-07-anonymous-NF-PM1B1=35000, B2=271250
2000-02-01-anonymous-C-LL43F0BB879757FF39
1998-10-18-anonymous-NFno factor TF: 1-63
1998-09-13Sturle SundeNFno factor TF: 1-62