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
1653499Factored
FactorDigitsBitsDate
3661347693236650281956517139890530335114.82012-02-14 09:10:25
ECM
DigitsB1Curves
2550000280 / 280
30250000137 / 640
Estimated T-Level: 26.1
TF below 2^82 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
BadAlex and Nick MyrmanB8C0
Verified (Factored)Brian J. Beesley58747AE4E4AD3B8B0
BadJean-Charles Meyrignac6F3473E62EA4D4FE0
Verified (Factored)1998-12-21Kerry Nice58747AE4E4AD3B8B166487
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-10-02Oliver Kruse043E3708025522EC1013
Verified2017-11-02kkmrkkblmbrbk043E3708025522EC1136017213
History
DateUserTypeResult
2017-11-02kkmrkkblmbrbkC-PRP
M1653499/36613476932366502819565171398905303 : 043E3708025522EC
PRP: Verified
PRP without proof (not generated)
2017-10-02Oliver KruseC-PRP
M1653499/36613476932366502819565171398905303 : 043E3708025522EC
PRP: Verified
PRP without proof (not generated)
2016-03-17alpertronNF-PM1
B1=500000, B2=15000000, E=12
2012-02-14AxonF-ECM
Factor: 36613476932366502819565171398905303
2012-02-14AxonNF-PM1
B1=1000000, B2=40000000, E=12
2012-02-14AxonNF-PM1
B1=1000000, B2=32000000, E=12
2012-02-14AxonNF-PM1
B1=1000000, B2=24000000, E=12
2012-02-14AxonNF-PM1
B1=1000000, B2=16000000, E=12
2012-02-14AxonNF-PM1
B1=1000000
2012-02-14AxonNF-PM1
B1=900000
2012-02-14AxonNF-PM1
B1=800000
2012-02-14AxonNF-PM1
B1=700000
2012-02-14AxonNF-PM1
B1=600000
2012-02-14AxonNF-PM1
B1=500000
2012-02-14AxonNF-PM1
B1=400000
2012-02-14AxonNF-PM1
B1=300000
2012-02-14AxonNF-PM1
B1=200000
2012-02-14AxonNF-PM1
B1=100000
2010-08-13GrunwalderGIMPNF
no factor from 2^1 to 2^63
2010-04-29Architects CubedNF
no factor from 2^60 to 2^61