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

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MnStatusDetails
11577169Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
590459345823686183127612375.62024-04-27 03:26:17
ECM
DigitsB1Curves
25500002 / 280
Estimated T-Level: 20.0 ⓘ
TF below 2^62 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)2001-03-25Joe Decker57206829F276917A8090235
Verified (Factored)2004-04-09Ars Technica Team Prime Rib57206829F276917A7559562
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2024-05-03dnovaF22E2ABD79DF91D011115157453
P-1 factors
DateFactorB1B2
2024-04-275904593458236861831276125000007054972470
History
DateUserTypeResult
2024-05-03algihuCERT
PRP Certification
Proof certified good
2024-05-03dnovaC-PRP
M11577169/59045934582368618312761 : F22E2ABD79DF91D0
PRP proof power = 8
PRP: Verified
Proof certified good
2024-04-27linamentF-PM1
Factor: 59045934582368618312761 / (P-1, B1=2500000, B2=7054972470)
2023-01-14Naegi MakotoNF
no factor from 2^71 to 2^72
2021-10-09mikrNF
no factor from 2^70 to 2^71
2021-09-30lycornNF
no factor from 2^69 to 2^70
2018-01-18ramgeisNF
no factor from 2^68 to 2^69
2018-01-18ramgeisNF
no factor from 2^67 to 2^68
2016-01-15VictordeHollanderNF
no factor from 2^66 to 2^67
2015-04-15Sid & AndyNF-PM1
B1=125000, B2=2187500, E=6
2014-12-20NesowaNF
no factor from 2^65 to 2^66
2013-11-07lycornNF
no factor from 2^64 to 2^65