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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MnStatusDetails
13835383No factors below 271
P-1
B1=165 000
B2=3 753 750
LL
StatusDateUserResidueShift
Verified2003-06-17Chris Halsall29AB6E96612FF0B64713356
Verified2005-11-27Robert Ross29AB6E96612FF0B6500238
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2019-04-01-Anonymous-factor ECM small0.0 % 2019-04-012019-09-28
History
DateUserTypeResult
2021-09-07SRBaseNFno factor from 2^70 to 2^71
2021-08-08SRBaseNFno factor from 2^69 to 2^70
2018-01-24ramgeisNFno factor from 2^68 to 2^69
2017-12-23-Anonymous-NFno factor from 2^67 to 2^68
2015-08-30NesowaNFno factor from 2^66 to 2^67
2014-07-08NesowaNFno factor from 2^65 to 2^66
2005-11-27-Anonymous-C-LL29AB6E96612FF0B6
2003-06-17Architects CubedC-LL29AB6E96612FF0B6
2002-05-18-Anonymous-NF-PM1B1=165000, B2=3753750
2002-04-07-Anonymous-NF-PM1B1=165000, B2=3753750
2002-03-31-Anonymous-NF-PM1B1=130000, B2=585000
2000-07-25-Anonymous-NFno factor to 2^65
2000-07-17laleraNFno factor to 2^56