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
57122753No factors below 274
P-1
B1=535 000
B2=11 101 250
LL
StatusDateUserResidueShift
Verified2013-08-11Rob Sartain73E8DE49945782E827217497
Verified2021-05-19Marc David Johnson73E8DE49945782E821262795
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2020-08-17dmbeesonLL double-checkLL56.3 % 2020-08-312020-10-30
2020-06-29-Anonymous-LL double-check0.0 % 2020-06-292020-08-08
2020-04-20-Anonymous-LL double-check0.0 % 2020-04-202020-05-30
2020-02-10-Anonymous-LL double-check0.0 % 2020-02-102020-03-21
2019-11-06-Anonymous-LL double-check0.0 % 2019-11-062019-12-16
History
DateUserTypeResult
2021-05-19Marc David JohnsonC-LL73E8DE49945782E8
2019-02-03TheJudgerNFno factor from 2^73 to 2^74
2016-02-23Mark RoseNFno factor from 2^60 to 2^63
2013-08-11Rob SartainC-LL73E8DE49945782E8
2012-11-17James HeinrichNF-PM1B1=535000, B2=11101250, E=12
2012-09-15Tom DuellNFno factor from 2^72 to 2^73
2012-09-15Tom DuellNFno factor from 2^71 to 2^72
2012-01-17ANONYMOUSNFno factor from 2^70 to 2^71
2011-06-18-Anonymous-NFno factor from 2^69 to 2^70
2011-04-23dslNFno factor from 2^68 to 2^69
2009-08-29xtuhNFno factor from 2^67 to 2^68
2008-10-05Sturle SundeNFno factor from 2^66 to 2^67
2008-10-04Sturle SundeNFno factor from 2^65 to 2^66
2008-10-04Sturle SundeNFno factor from 2^64 to 2^65
2008-10-01BoulderNFno 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