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

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MnStatusDetails
1335259Factored
FactorDigitsBitsDate
356352222724385513044011432684.92018-06-08 13:20:42
ECM
DigitsB1Curves
2550000280 / 280
30250000105 / 640
Estimated T-Level: 25.8 ⓘ
TF below 2^81 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)George WoltmanA5770B2E96A8A1760
Verified (Factored)Cornelius CaesarA5770B2E96A8A1760
Verified (Factored)Brian J. BeesleyA5770B2E96A8A176622552
Verified (Factored)2016-06-02MadPooA5770B2E96A8A17627208
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2018-06-10Daniil Tsarkov82C4B6720E757C011128802153
Verified2018-06-10Oliver Kruse82C4B6720E757C011100175853
History
DateUserTypeResult
2018-06-10Oliver KruseC-PRP
M1335259/35635222272438551304401143 : 82C4B6720E757C01
PRP: Verified
PRP without proof (not generated)
2018-06-10Daniil TsarkovC-PRP
M1335259/35635222272438551304401143 : 82C4B6720E757C01
PRP: Verified
PRP without proof (not generated)
2018-06-08TJAOIF-ECM
Factor: 35635222272438551304401143 / (ECM curve 61, B1=50000, B2=5000000)
2016-06-02MadPooC-LL
A5770B2E96A8A176
2016-02-23Mark RoseNF
no factor from 2^58 to 2^60
2015-09-15ramgeisNF
no factor from 2^65 to 2^66
2015-04-12snme2pm1NF
no factor from 2^64 to 2^65
2015-04-12snme2pm1NF
no factor from 2^63 to 2^64
2014-06-30mikrNF-PM1
B1=4081679, B2=151022134, E=12
2014-04-26-Anonymous-NF-PM1
B1=175000
2013-01-10dbaughNF
no factor from 2^62 to 2^63
2012-09-18AxelssonNF
no factor from 2^61 to 2^62
2009-04-13Sturle SundeNF
no factor from 2^60 to 2^61