Marin Mersenne 2^P-1
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MnStatusDetails
16393649Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
1348457867690683965650172476.82024-04-17 00:12:15
ECM
DigitsB1Curves
25500001 / 280
Estimated T-Level: 20.0 ⓘ
TF below 2^61 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)2002-12-25Chris Marble54CA413201CB708A7835544
Verified (Factored)2006-07-10Bryan54CA413201CB708A9426044
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2024-04-25Jason Lynch64D8E8C4BABE147811176153753
P-1 factors
DateFactorB1B2
2024-04-171348457867690683965650171200000803244750
History
DateUserTypeResult
2024-04-25Lucas SurmannCERT
PRP Certification
Proof certified good
2024-04-25Jason LynchC-PRP
M16393649/134845786769068396565017 : 64D8E8C4BABE1478
PRP proof power = 8
PRP: Verified
Proof certified good
2024-04-17Jarod McClintockF-PM1
Factor: 134845786769068396565017 / (P-1, B1=1200000, B2=803244750)
2022-03-23firejugglerNF
no factor from 2^72 to 2^73
2021-09-12-Anonymous-NF
no factor from 2^71 to 2^72
2021-09-09SRBaseNF
no factor from 2^70 to 2^71
2021-04-29lycornNF
no factor from 2^69 to 2^70
2018-03-11ramgeisNF
no factor from 2^68 to 2^69
2018-03-11ramgeisNF
no factor from 2^67 to 2^68
2016-03-16Mark RoseNF
no factor from 2^65 to 2^66
2014-08-18NesowaNF
no factor from 2^66 to 2^67