Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:
to


  
MnStatusDetails
52598239No factors below 274
P-1
B1=625 000
B2=19 062 500
LL
StatusDateUserResidueShift
Bad2011-07-23jimmyg6E62759279FB04A219998296
Verified2018-11-19Christoph Zenger65274CBFE71300A94001420
Verified2018-11-20Strolling Jellyfish65274CBFE71300A938355739
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2018-09-29-Anonymous-LL double-check0.0 % 2018-09-292018-11-08
2018-07-19-Anonymous-LL double-checkLL0.3 % 2018-07-212018-08-30
2018-05-10-Anonymous-LL double-checkLL0.0 % 2018-05-102018-06-19
2018-02-27-Anonymous-LL double-check0.0 % 2018-02-272018-04-08
2017-12-11-Anonymous-LL double-check0.0 % 2017-12-112018-01-20
2017-10-01-Anonymous-LL double-checkLL0.2 % 2017-10-022017-11-11
2017-09-26Hdbahdba8LL double-check0.0 % 2017-09-262017-09-28
History
DateUserTypeResult
2018-11-20Strolling JellyfishC-LL65274CBFE71300A9
2018-11-19Christoph ZengerC-LL65274CBFE71300A9
2018-11-11Christoph ZengerNFno factor from 2^73 to 2^74
2016-01-20AirSquirrelsNFno factor from 2^72 to 2^73
2015-11-15LaurVNFno factor from 2^71 to 2^72
2015-10-09Mark RoseNFno factor from 2^70 to 2^71
2014-10-26NesowaNFno factor from 2^69 to 2^70
2011-07-23jimmygC-LL6E62759279FB04A2
2010-08-13unconnectedNFno factor from 2^68 to 2^69
2010-08-09mgpainterNF-PM1B1=625000, B2=19062500, E=6
2009-10-09willmoreNFno factor from 2^67 to 2^68
2009-10-07willmoreNFno factor from 2^66 to 2^67
2009-08-04searchingforprimesNFno factor from 2^65 to 2^66
2009-08-02Sturle SundeNFno factor from 2^64 to 2^65
2008-11-21DerekNFno factor to 2^64
2007-12-03-Anonymous-NFno factor to 2^63
2004-03-261997rj7NFno factor to 2^60
2003-12-021997rj7NFno factor to 2^59
2002-05-11-Anonymous-NFno factor to 2^58
2001-06-30-Anonymous-NFno factor to 2^57
2000-05-10-Anonymous-NFno factor to 2^56
2000-02-23-Anonymous-NFno factor to 2^54
2000-01-04-Anonymous-NFno factor to 2^53
1999-12-01-Anonymous-NFno factor to 2^53