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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
1033667Factored
FactorDigitsBitsDate
20362355850861161591960.82007-09-22 02:29:35
ECM
DigitsB1Curves
2550000280 / 280
30250000100 / 640
Estimated T-Level: 25.8
TF below 2^81 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)David Slowinski2D20
Verified (Factored)Colin PlumbD69C472DFD4BA2D20
Verified (Factored)2002-02-10S57483D69C472DFD4BA2D2806225
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-28Oliver Kruse62FF04C2AE4398711013
Verified2017-10-15Oliver Kruse62FF04C2AE4398711101314513
Verified2017-12-28ATH62FF04C2AE439871193236813
History
DateUserTypeResult
2022-04-12LordJuliusNF
no factor from 2^63 to 2^64
2022-04-12LordJuliusNF
no factor from 2^62 to 2^63
2022-04-12LordJuliusNF
no factor from 2^61 to 2^62
2021-07-14ViliamFNF-PM1
B1=10000000, B2=1110000000
2017-12-28ATHC-PRP
M1033667/2036235585086116159 : 62FF04C2AE439871
PRP: Verified
PRP without proof (not generated)
2017-10-15Oliver KruseC-PRP
M1033667/2036235585086116159 : 62FF04C2AE439871
PRP: Verified
PRP without proof (not generated)
2017-09-28Oliver KruseC-PRP
M1033667/2036235585086116159 : 62FF04C2AE439871
PRP: Verified
PRP without proof (not generated)
2016-03-17alpertronNF-PM1
B1=300000, B2=10000000, E=12
2007-09-22Chad DavisF-ECM
Factor: 2036235585086116159