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

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MnStatusDetails
3011429Factored
FactorDigitsBitsDate
580142719554947105481672375.62021-03-31 20:15:19
ECM
DigitsB1Curves
255000062 / 280
Estimated T-Level: 21.1
TF below 2^65 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)Jouni K Sepp„nenACE3CD3558638D590
Verified (Factored)1999-08-31Karl-Friedrich GiebelACE3CD3558638D59398834
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2021-04-02rbanovDBCAA86A92C5B156134481553
Verified2021-04-03XZTDBCAA86A92C5B15613605953
History
DateUserTypeResult
2022-01-26JossNF-PM1
B1=1000000, B2=119912100
2022-01-19JossNF
no factor from 2^67 to 2^68
2021-04-03chuenkitCERT
PRP Certification
Proof certified good
2021-04-03XZTC-PRP
M3011429/58014271955494710548167 : DBCAA86A92C5B156
PRP proof power = 7
PRP: Verified
Proof certified good
2021-04-02rbanovC-PRP
M3011429/58014271955494710548167 : DBCAA86A92C5B156
PRP: Verified
PRP without proof (not generated)
2021-03-31daveward2005F-ECM
Factor: 58014271955494710548167 / (ECM curve 5, B1=50000, B2=5000000, Sigma=334088534330161)
2019-04-05oodairaNF-PM1
B1=32745148, B2=1866473436, E=12
2018-07-16ramgeisNF
no factor from 2^67 to 2^68
2017-02-06Smok_bmv NF
no factor from 2^66 to 2^67
2016-08-24treborNF-PM1
B1=3000000
2016-08-22treborNF-PM1
B1=2750000
2016-08-20treborNF-PM1
B1=2500000
2016-08-17treborNF-PM1
B1=2250000
2016-08-04treborNF-PM1
B1=2000000
2015-06-01ThaNF
no factor from 2^65 to 2^66
2015-02-07VictordeHollanderNF
no factor from 2^64 to 2^65
2015-02-07VictordeHollanderNF
no factor from 2^63 to 2^64
2013-01-07dbaughNF
no factor from 2^62 to 2^63
2010-12-25Rob_DeeNF-PM1
B1=1000000, B2=1100000
2010-12-24Rob_DeeNF-PM1
B1=950000, B2=1000000
2010-12-23Rob_DeeNF-PM1
B1=900000, B2=950000
2010-12-22Rob_DeeNF-PM1
B1=850000, B2=900000
2010-12-21Rob_DeeNF-PM1
B1=800000, B2=850000
2010-12-20Rob_DeeNF-PM1
B1=750000, B2=800000
2010-12-19Rob_DeeNF-PM1
B1=700000, B2=750000
2010-12-18Rob_DeeNF-PM1
B1=650000, B2=700000
2010-12-17Rob_DeeNF-PM1
B1=600000, B2=650000
2010-12-16Rob_DeeNF-PM1
B1=550000, B2=600000
2010-12-15Rob_DeeNF-PM1
B1=500000, B2=550000
2010-12-14Rob_DeeNF-PM1
B1=450000, B2=500000
2010-12-13Rob_DeeNF-PM1
B1=400000, B2=450000
2010-12-12Rob_DeeNF-PM1
B1=350000, B2=400000
2010-12-11Rob_DeeNF-PM1
B1=300000, B2=350000
2010-12-10Rob_DeeNF-PM1
B1=250000, B2=300000
2010-12-08Rob_DeeNF-PM1
B1=200000, B2=250000
2010-12-07Rob_DeeNF-PM1
B1=150000, B2=200000
2010-10-18markrNF-PM1
B1=115000, B2=2357500, E=6
2010-09-07Sid & AndyNF
no factor from 2^61 to 2^62
2009-01-26Jayson KingNF
no factor from 2^60 to 2^61