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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MnStatusDetails
4676593Factored
FactorDigitsBitsDate
102885047926.6old
16837886032791340.62008-09-07 23:42:48
1233774777342085191856.82015-04-29 11:50:11
1049351683705292922069772476.52019-03-27 02:10:44
ECM
DigitsB1Curves
25500003 / 280
Estimated T-Level: 20.1
TF below 2^62 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-11-18kkmrkkblmbrbk67BDBDFCE2C8ACF7358147953
Verified (Factored)2018-03-07Oliver Kruse67BDBDFCE2C8ACF73331544953
Verified2019-03-27artorollo67BDBDFCE2C8ACF74101158953
History
DateUserTypeResult
2023-08-29USAFSSNF-PM1
B1=240000, B2=91991760
2019-03-27artorolloC-PRP
M4676593/102885047/1683788603279/123377477734208519/104935168370529292206977 : 67BDBDFCE2C8ACF7
PRP: Verified
PRP without proof (not generated)
2019-03-27ATHF-ECM
Factor: 104935168370529292206977 / (ECM curve 3, B1=50000, B2=5000000, Sigma=7864889710492573)
2018-03-07Oliver KruseC-PRP
M4676593/102885047/1683788603279/123377477734208519 : 67BDBDFCE2C8ACF7
PRP: Verified
PRP without proof (not generated)
2017-11-18kkmrkkblmbrbkC-PRP
M4676593/102885047/1683788603279/123377477734208519 : 67BDBDFCE2C8ACF7
PRP: Verified
PRP without proof (not generated)
2015-04-29TJAOIF
Factor: 123377477734208519 / TF: 56-57
2008-09-07Will EdgingtonF
Factor: 1683788603279