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:
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MnStatusDetails
57124891No factors below 274
P-1
B1=535 000
B2=11 101 250
LL
StatusDateUserResidueShift
Verified2013-01-04bigaldeprB533F86DAD70369F45011379
Verified2021-07-03SSB533F86DAD70369F44204554
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2020-08-02-Anonymous-LL double-check0.0 % 2020-08-022020-09-11
2020-05-06-Anonymous-LL double-checkLL0.0 % 2020-05-222020-07-01
2020-02-11-Anonymous-LL double-check0.0 % 2020-02-112020-03-22
2019-11-06-Anonymous-LL double-checkLL1.8 % 2019-11-122019-12-22
History
DateUserTypeResult
2021-07-03SSC-LLB533F86DAD70369F
2019-02-03TheJudgerNFno factor from 2^73 to 2^74
2016-02-23Mark RoseNFno factor from 2^60 to 2^63
2013-01-04bigaldeprC-LLB533F86DAD70369F
2012-11-17James HeinrichNF-PM1B1=535000, B2=11101250, E=12
2012-09-30ktonyNFno factor from 2^71 to 2^73
2011-09-30JMGarciaNFno factor from 2^70 to 2^71
2011-09-15Helmut KirrmaierNFno factor from 2^69 to 2^70
2011-04-21GrunwalderGIMPNFno factor from 2^68 to 2^69
2009-05-24SAHS Science DeptNFno factor from 2^67 to 2^68
2008-10-16Sturle SundeNFno factor from 2^66 to 2^67
2008-10-15Sturle SundeNFno factor from 2^65 to 2^66
2008-10-14Sturle SundeNFno factor from 2^64 to 2^65
2008-10-14BoulderNFno factor from 2^63 to 2^64
2003-07-30Team Prime RibNFno factor to 2^60
2002-10-26-Anonymous-NFno factor to 2^58
2001-09-22-Anonymous-NFno factor to 2^57
2000-06-26-Anonymous-NFno factor to 2^56
2000-03-08-Anonymous-NFno factor to 2^54
2000-01-04-Anonymous-NFno factor to 2^53
1999-12-08-Anonymous-NFno factor to 2^53