Marin Mersenne 2^P-1
Username
Password
Forgot password?
Black
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
3584183Factored
FactorDigitsBitsDate
10929223077194729135296632579.92020-02-08 03:04:58
ECM
DigitsB1Curves
255000012 / 280
Estimated T-Level: 20.2
TF below 2^62 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)1998-07-05Greg J Priestley1D1466668126863D0
Verified (Factored)1998-07-05Greg Priestley1D1466668126863D0
Verified (Factored)1999-07-27Orestis Madianos1D1466668126863D9298
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2020-02-08Niels_Mache_NextcloudE31F87FB87B9A4FC168567253
Verified2020-02-09marssystemsE31F87FB87B9A4FC19038953
P-1 factors
DateFactorB1B2
2020-02-081092922307719472913529663300000090000000
History
DateUserTypeResult
2022-09-13JossNF-PM1
B1=1000000, B2=130364850
2022-08-24JossNF-PM1
B1=1000000
2022-05-24JossNF-PM1
B1=100000, B2=130364850
2022-03-22JossNF-PM1
B1=100000
2022-03-04JossNF-PM1
B1=90000
2020-02-09marssystemsC-PRP
M3584183/1092922307719472913529663 : E31F87FB87B9A4FC
PRP: Verified
PRP without proof (not generated)
2020-02-08Niels_Mache_NextcloudC-PRP
M3584183/1092922307719472913529663 : E31F87FB87B9A4FC
PRP: Verified
PRP without proof (not generated)
2020-02-08BigBrotherF-PM1
Factor: 1092922307719472913529663 / (P-1, B1=3000000, B2=90000000, E=12)
2018-09-24TJAOINF
no factor from 2^67 to 2^68
2017-01-20Gordon SpenceNF
no factor from 2^66 to 2^67
2016-05-12Squeeky_SquirrelNF-PM1
B1=225000, B2=6581250, E=12
2016-02-26ramgeisNF
no factor from 2^65 to 2^66
2016-02-23Mark RoseNF
no factor from 2^62 to 2^63
2015-01-30VictordeHollanderNF
no factor from 2^64 to 2^65
2015-01-30VictordeHollanderNF
no factor from 2^63 to 2^64
2012-07-02GrunwalderGIMPNF
no factor from 2^1 to 2^63
2011-12-28Squeeky_SquirrelNF-PM1
B1=85000, B2=1593750, E=6
2011-06-22Grant McCrackenNF
no factor from 2^61 to 2^62
2009-07-09Carsten KossendeyNF-PM1
B1=20000, B2=245000
2009-03-14S485122NF
no factor from 2^60 to 2^61