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
10142383Factored
FactorDigitsBitsDate
36748664329890801463032271.62021-04-20 04:28:42
ECM
DigitsB1Curves
25500002 / 280
Estimated T-Level: 20.0 ⓘ
TF below 2^62 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)2000-10-15umberto casiraghiAE0910A7038B04FA4284731
Verified (Factored)2003-10-08Russell RogersAE0910A7038B04FA1271921
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2021-04-21marssystemsFD1AA75E462765FF1999786053
History
DateUserTypeResult
2021-04-21Ben DeloCERT
PRP Certification
Proof certified good
2021-04-21marssystemsC-PRP
M10142383/3674866432989080146303 : FD1AA75E462765FF
PRP proof power = 8
PRP: Verified
Proof certified good
2021-04-20Smok_bmv F
Factor: 3674866432989080146303 / TF: 71-72*
2021-04-20Smok_bmv NF
no factor from 2^70 to 2^71
2020-09-21storm5510NF-PM1
B1=216000, B2=5837000, E=6
2020-07-19ViliamFNF
no factor from 2^69 to 2^70
2017-10-18ramgeisNF
no factor from 2^68 to 2^69
2017-09-26-Anonymous-NF
no factor from 2^67 to 2^68
2015-11-18VictordeHollanderNF
no factor from 2^66 to 2^67
2015-04-23ThaNF
no factor from 2^65 to 2^66
2013-05-09NesowaNF-PM1
B1=115000, B2=2012500, E=6
2011-11-06David CampeauNF
no factor from 2^64 to 2^65