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
4769291Factored
FactorDigitsBitsDate
200310223927.6old
32431178811031.62008-09-08 00:12:38
404054333531135.22008-09-08 00:12:38
3589940721531238.42008-09-08 00:12:38
234039029495291444.42008-09-30 21:36:12
1884725460419591547.42014-03-05 11:42:14
416091226960088091755.22014-08-17 23:07:41
ECM
DigitsB1Curves
25500002 / 280
Estimated T-Level: 20.0 ⓘ
TF below 2^62 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2017-11-19kkmrkkblmbrbkFBB3EB7ADF98E53D7391721453
Verified (Factored)2018-03-19csaba899D1B0C25A6D5E11013
Verified2018-04-11ATHFBB3EB7ADF98E53D774628653
History
DateUserTypeResult
2022-06-21LordJuliusNF
no factor from 2^65 to 2^66
2022-06-21LordJuliusNF
no factor from 2^64 to 2^65
2022-06-21LordJuliusNF
no factor from 2^63 to 2^64
2021-12-29Seth_TrNF-PM1
B1=1000000000, B2=2510359125120
2021-09-28Seth_TrNF-PM1
B1=1000000000, B2=241000000000
2021-08-06Seth_TrNF
no factor from 2^66 to 2^67
2019-12-28Seth_TrNF
no factor from 2^67 to 2^68
2019-08-27alpertronNF-PM1
B1=30000000, B2=1000000000, E=12
2018-04-11ATHC-PRP
M4769291/200310223/3243117881/40405433353/358994072153/23403902949529/188472546041959/41609122696008809 : FBB3EB7ADF98E53D
PRP: Verified
PRP without proof (not generated)
2018-03-19csabaC-PRP
M4769291/known_factors : 899D1B0C25A6D5E1
PRP: Verified
PRP without proof (not generated)
2017-11-19kkmrkkblmbrbkC-PRP
M4769291/200310223/3243117881/40405433353/358994072153/23403902949529/188472546041959/41609122696008809 : FBB3EB7ADF98E53D
PRP: Verified
PRP without proof (not generated)
2014-08-17pdazzlF
Factor: 41609122696008809 / TF: 1-56
2014-03-05TJAOIF
Factor: 188472546041959
2008-09-30markrF
Factor: 23403902949529
2008-09-08Will EdgingtonF
Factor: 358994072153
2008-09-08Will EdgingtonF
Factor: 40405433353
2008-09-08Will EdgingtonF
Factor: 3243117881