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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MnStatusDetails
3026549Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
90796471826.4old
50846023211032.22008-09-07 19:43:36
ECM
DigitsB1Curves
255000075 / 280
Estimated T-Level: 21.3
TF below 2^66 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-10-27Oliver Kruse44B0577326F91801257461853
Verified2017-12-10kkmrkkblmbrbk44B0577326F91801263059553
History
DateUserTypeResult
2022-01-23JossNF-PM1
B1=1000000, B2=119912100
2021-09-08Dylan DelgadoNF-PM1
B1=1000000, B2=71000000
2021-05-05JossNF
no factor from 2^67 to 2^68
2020-11-12JossNF-PM1
B1=302654, B2=3026549, E=6
2017-12-10kkmrkkblmbrbkC-PRP
M3026549/90796471/5084602321 : 44B0577326F91801
PRP: Verified
PRP without proof (not generated)
2017-10-27Oliver KruseC-PRP
M3026549/90796471/5084602321 : 44B0577326F91801
PRP: Verified
PRP without proof (not generated)
2008-09-07Will EdgingtonF
Factor: 5084602321