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
3316559Factored
FactorDigitsBitsDate
6633119722.7old
292711968475132291212064.72017-12-12 12:35:33
30360188302953852565932271.42018-09-29 20:00:32
ECM
DigitsB1Curves
25500004 / 280
Estimated T-Level: 20.1
TF below 2^62 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-11-04Oliver Kruse45EED3B885156E69150144253
Verified (Factored)2017-12-12kkmrkkblmbrbk45EED3B885156E692242816653
Verified (Factored)2018-01-07ATH45EED3B885156E692273574153
Verified2018-09-29rucio45EED3B885156E693231712053
History
DateUserTypeResult
2022-10-06JossNF-PM1
B1=3316559, B2=445853100
2022-04-20LordJuliusNF
no factor from 2^66 to 2^67
2022-04-20LordJuliusNF
no factor from 2^65 to 2^66
2022-04-20LordJuliusNF
no factor from 2^63 to 2^64
2022-04-20LordJuliusNF
no factor from 2^62 to 2^63
2022-01-19JossNF-PM1
B1=3316559, B2=339025050
2021-12-20JossNF-PM1
B1=3316559, B2=116701200
2021-07-31JossNF
no factor from 2^67 to 2^68
2021-07-31JossNF-PM1
B1=3316559
2021-01-20JossNF-PM1
B1=331655, B2=3316559, E=6
2018-09-29rucioC-PRP
M3316559/6633119/29271196847513229121/3036018830295385256593 : 45EED3B885156E69
PRP: Verified
PRP without proof (not generated)
2018-09-29ATHF-ECM
Factor: 3036018830295385256593 / (ECM curve 1, B1=50000, B2=5000000)
2018-01-07ATHC-PRP
M3316559/6633119/29271196847513229121 : 45EED3B885156E69
PRP: Verified
PRP without proof (not generated)
2017-12-12kkmrkkblmbrbkC-PRP
M3316559/6633119/29271196847513229121 : 45EED3B885156E69
PRP: Verified
PRP without proof (not generated)
2017-12-12TJAOIF
Factor: 29271196847513229121 / TF: 64-65
2017-11-04Oliver KruseC-PRP
M3316559/6633119 : 45EED3B885156E69
PRP: Verified
PRP without proof (not generated)