Marin Mersenne 2^P-1
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MnStatusDetails
11374081Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
3602893976590062128341132478.32024-06-24 21:01:14
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
Bad2001-12-01M. Medenis78D98CC4A1FBC95810784046
Verified (Factored)2002-11-16Ars Technica Team Prime Rib5AEEBE1F0D6CDFD45375549
Verified (Factored)2004-03-16Richard Otter5AEEBE1F0D6CDFD46441586
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2024-07-01Jurzal131EFE33F264FFC61490648353
P-1 factors
DateFactorB1B2
2024-06-2436028939765900621283411335000002637830910
History
DateUserTypeResult
2024-07-01duncanwaCERT
PRP Certification
Proof certified good
2024-07-01JurzalC-PRP
M11374081/360289397659006212834113 : 131EFE33F264FFC6
PRP proof power = 8
PRP: Verified
Proof certified good
2024-06-25MooMoo2NF
no factor from 2^72 to 2^73
2024-06-24MooMoo2F-PM1
Factor: 360289397659006212834113 / (P-1, B1=3500000, B2=2637830910)
2021-10-31SRBaseNF
no factor from 2^71 to 2^72
2021-08-29SRBaseNF
no factor from 2^70 to 2^71
2021-08-09SRBaseNF
no factor from 2^69 to 2^70
2017-12-27ramgeisNF
no factor from 2^68 to 2^69
2017-12-27ramgeisNF
no factor from 2^67 to 2^68
2016-01-04VictordeHollanderNF
no factor from 2^66 to 2^67
2015-05-05NesowaNF
no factor from 2^65 to 2^66
2014-06-10HBendtzNF-PM1
B1=600000, B2=12000000, e=12
2013-11-18lycornNF
no factor from 2^64 to 2^65