Marin Mersenne 2^P-1
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MnStatusDetails
2165039Factored
FactorDigitsBitsDate
109066218450309965404092373.22018-08-10 22:55:39
ECM
DigitsB1Curves
255000094 / 280
Estimated T-Level: 21.7
TF below 2^67 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)Jeff Woods8D9ABBAD7352B5780
Verified (Factored)1999-03-15Louis RICHARD8D9ABBAD7352B57825274
Verified (Factored)2018-04-11kkmrkkblmbrbk8D9ABBAD7352B5781950476
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2018-08-12Chang Chia-Tche68EBBEC46DB463CF1121259653
Verified2018-08-13arnaud68EBBEC46DB463CF1147553553
History
DateUserTypeResult
2018-08-13arnaudC-PRP
M2165039/10906621845030996540409 : 68EBBEC46DB463CF
PRP: Verified
PRP without proof (not generated)
2018-08-12Chang Chia-TcheC-PRP
M2165039/10906621845030996540409 : 68EBBEC46DB463CF
PRP: Verified
PRP without proof (not generated)
2018-08-10bamF-ECM
Factor: 10906621845030996540409 / (ECM curve 3, B1=50000, B2=5000000)
2018-04-11kkmrkkblmbrbkC-LL
8D9ABBAD7352B578
2018-01-03mikrNF-PM1
B1=2500000, B2=125000000, E=12
2017-09-05JossNF-PM1
B1=448936, B2=4489360, E=6
2016-11-10Gordon SpenceNF
no factor from 2^66 to 2^67
2016-03-04JossNF-PM1
B1=224468, B2=4040424, E=6
2016-02-23Mark RoseNF
no factor from 2^58 to 2^60
2015-12-30ramgeisNF
no factor from 2^65 to 2^66
2015-03-25VictordeHollanderNF
no factor from 2^64 to 2^65
2015-03-25VictordeHollanderNF
no factor from 2^63 to 2^64
2014-10-05JossNF-PM1
B1=149646
2013-09-08ramgeisNF
no factor from 2^62 to 2^63
2011-01-22markrNF-PM1
B1=120000, B2=2370000, E=6
2011-01-15JossNF-PM1
B1=50000
2010-11-07JossNF-PM1
B1=30000
2010-11-04JossNF-PM1
B1=15000
2009-01-06Sturle SundeNF
no factor from 2^61 to 2^62
2009-01-04Sturle SundeNF
no factor from 2^60 to 2^61