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

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MnStatusDetails
11617483Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
736667439981194783558281544875931102.52024-07-05 07:09:41
ECM
DigitsB1Curves
25500003 / 280
Estimated T-Level: 20.1 ⓘ
TF below 2^62 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)2000-12-31Binary Digits47119FF461A6FA9111116549
Verified (Factored)2004-06-21Marc Getty / Phil Fizur47119FF461A6FA9110395361
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2024-07-05yuriy_5-15033CBA893F54E9013613053
P-1 factors
DateFactorB1B2
2024-07-05736667439981194783558281544875913987452124183569510
History
DateUserTypeResult
2024-07-05Luke DurantCERT
PRP Certification
Proof certified good
2024-07-05yuriy_5-1C-PRP
M11617483/7366674399811947835582815448759 : 5033CBA893F54E90
PRP proof power = 8
PRP: Verified
Proof certified good
2024-07-05yuriy_5-1F-PM1
Factor: 7366674399811947835582815448759 / (P-1, B1=13987452, B2=124183569510)
2023-01-02Naegi MakotoNF
no factor from 2^71 to 2^72
2021-08-21LaurVNF-PM1
B1=6189107, B2=185673210
2021-08-15SRBaseNF
no factor from 2^70 to 2^71
2021-08-06SRBaseNF
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
2014-12-20NesowaNF
no factor from 2^65 to 2^66
2013-11-05lycornNF
no factor from 2^64 to 2^65
2012-03-19James HeinrichNF-PM1
B1=225000, B2=5400000, E=6