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

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MnStatusDetails
3084733Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
49355729825.6old
10364702891029.92008-09-07 19:43:58
ECM
DigitsB1Curves
255000066 / 280
Estimated T-Level: 21.2 ⓘ
TF below 2^65 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2017-10-29Oliver Kruse73700B262A18C0412198140053
Verified2017-12-11kkmrkkblmbrbk73700B262A18C0412307756553
History
DateUserTypeResult
2022-03-15LordJuliusNF
no factor from 2^66 to 2^67
2022-03-15LordJuliusNF
no factor from 2^65 to 2^66
2022-03-15LordJuliusNF
no factor from 2^64 to 2^65
2022-03-15LordJuliusNF
no factor from 2^63 to 2^64
2022-03-15LordJuliusNF
no factor from 2^62 to 2^63
2022-02-16JossNF-PM1
B1=1000000, B2=128282700
2021-06-20JossNF
no factor from 2^67 to 2^68
2021-03-06JossNF-PM1
B1=308473, B2=6477939, E=6
2021-03-05JossNF-PM1
B1=308473, B2=3393206, E=6
2021-02-10JossNF
no factor from 2^65 to 2^66
2017-12-11kkmrkkblmbrbkC-PRP
M3084733/49355729/1036470289 : 73700B262A18C041
PRP: Verified
PRP without proof (not generated)
2017-10-29Oliver KruseC-PRP
M3084733/49355729/1036470289 : 73700B262A18C041
PRP: Verified
PRP without proof (not generated)
2008-09-07Will EdgingtonF
Factor: 1036470289