Marin Mersenne 2^P-1
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MnStatusDetails
2482033Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
440679815301200837799372375.22022-04-30 02:13:36
ECM
DigitsB1Curves
2550000161 / 280
Estimated T-Level: 22.9 ⓘ
TF below 2^71 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)Jean LabelleCDB9012C8B2128750
Verified (Factored)1999-05-09David AllenCDB9012C8B2128752240313
Verified (Factored)2018-05-30kkmrkkblmbrbkCDB9012C8B212875464545
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2022-04-30aperson1FEF91B90B6EBEDB01139071653
History
DateUserTypeResult
2022-04-30John HockingCERT
PRP Certification
Proof certified good
2022-04-30aperson1C-PRP
M2482033/44067981530120083779937 : FEF91B90B6EBEDB0
PRP proof power = 7
PRP: Verified
Proof certified good
2022-04-30daveward2005F-ECM
Factor: 44067981530120083779937 / (ECM curve 7, B1=50000, B2=5000000, Sigma=3675719539825831)
2021-07-05TJAOINF
no factor from 2^68 to 2^69
2019-07-17TJAOINF
no factor from 2^67 to 2^68
2018-05-30kkmrkkblmbrbkC-LL
CDB9012C8B212875
2017-07-22Gordon SpenceNF
no factor from 2^66 to 2^67
2016-02-23Mark RoseNF
no factor from 2^59 to 2^60
2015-10-29ramgeisNF
no factor from 2^65 to 2^66
2015-03-03VictordeHollanderNF
no factor from 2^64 to 2^65
2015-03-03VictordeHollanderNF
no factor from 2^63 to 2^64
2014-11-04mikrNF-PM1
B1=2382500, B2=85770100, E=12
2014-09-02JossNF-PM1
B1=120860
2013-08-21David CampeauNF
no factor from 2^62 to 2^63
2012-06-10Sebastian HornbostelNF
no factor from 2^61 to 2^62
2011-01-21Oscar ÖstlinNF-PM1
B1=95000, B2=1947500, E=6
2010-11-20JossNF-PM1
B1=20000
2009-01-14Sturle SundeNF
no factor from 2^60 to 2^61