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

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MnStatusDetails
11655337Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
1055656465092944962997767707113096.42024-06-24 19:10:01
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)2002-01-08C. Cooper / S. BooneA09EA8BD5269732B8782396
Verified (Factored)2004-05-25Arkadiusz KotasA09EA8BD5269732B7940082
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2024-06-24yuriy_5-1B05E3D2510FEBF5B1304136353
P-1 factors
DateFactorB1B2
2024-06-2410556564650929449629977677071114033028125644559040
History
DateUserTypeResult
2024-06-24spect99CERT
PRP Certification
Proof certified good
2024-06-24yuriy_5-1C-PRP
M11655337/105565646509294496299776770711 : B05E3D2510FEBF5B
PRP proof power = 8
PRP: Verified
Proof certified good
2024-06-24yuriy_5-1F-PM1
Factor: 105565646509294496299776770711 / (P-1, B1=14033028, B2=125644559040)
2021-08-20LaurVNF-PM1
B1=6189107, B2=185673210
2018-02-05Oliver KruseNF
no factor from 2^67 to 2^72
2018-01-21ramgeisNF
no factor from 2^68 to 2^69
2018-01-21ramgeisNF
no factor from 2^67 to 2^68
2016-01-30VictordeHollanderNF
no factor from 2^66 to 2^67
2014-12-20NesowaNF
no factor from 2^65 to 2^66
2013-11-03lycornNF
no factor from 2^64 to 2^65
2012-03-29James HeinrichNF-PM1
B1=225000, B2=5400000, E=6