Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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Exponent Range:










MnStatusDetails
3390931Factored
FactorDigitsBitsDate
357642158484013799292065.02009-06-12 14:53:39
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)1998-02-24Luke Welsh8E0C811AED6FF7AD0
Verified (Factored)1999-08-22Morten.Schmidt 28E0C811AED6FF7AD1378548
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2017-11-05alpertron647526A6EFCEC4FE1148912353
Verified2017-11-21Oliver Kruse647526A6EFCEC4FE199886253
History
DateUserTypeResult
2022-09-05JossNF-PM1
B1=1130310, B2=213062850
2022-04-24LordJuliusNF
no factor from 2^66 to 2^67
2022-04-24LordJuliusNF
no factor from 2^65 to 2^66
2022-04-24LordJuliusNF
no factor from 2^63 to 2^64
2022-04-24LordJuliusNF
no factor from 2^62 to 2^63
2022-04-24LordJuliusNF
no factor from 2^1 to 2^62
2022-01-09JossNF-PM1
B1=1130310, B2=111642300
2021-07-09JossNF
no factor from 2^67 to 2^68
2021-03-14JossNF-PM1
B1=339093, B2=3730024, E=6
2017-11-21Oliver KruseC-PRP
M3390931/35764215848401379929 : 647526A6EFCEC4FE
PRP: Verified
PRP without proof (not generated)
2017-11-05alpertronC-PRP
M3390931/35764215848401379929 : 647526A6EFCEC4FE
PRP: Verified
PRP without proof (not generated)
2009-06-12rextheruntF-ECM
Factor: 35764215848401379929
2009-03-25S485122NF
no factor from 2^60 to 2^61