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
72373619TF
No factors below 275
TF target 274
P-1
B1 = 620000
B2 = 12090000
LL
StatusDateUserResidueShift
Unverified2016-03-11frolyar15F05F888D52D9__53810270
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2024-04-08Gustavo LedesmaLL double-checkLL3.64 % 2024-04-09
History
DateUserTypeResult
2016-03-11frolyarC-LL
15F05F888D52D9__
2015-08-04Jimmy BrüggemannNF-PM1
B1=620000, B2=12090000, E=6
2015-06-28TheJudgerNF
no factor from 2^74 to 2^75
2015-06-28TheJudgerNF
no factor from 2^73 to 2^74
2015-06-28TheJudgerNF
no factor from 2^72 to 2^73
2015-02-22RichD0NF
no factor from 2^71 to 2^72
2014-06-04HBendtzNF
no factor from 2^70 to 2^71
2012-10-09Immanuel SaissemNF
no factor from 2^69 to 2^70
2010-08-18GrunwalderGIMPNF
no factor from 2^68 to 2^69
2010-07-20Bold_SeekerNF
no factor from 2^67 to 2^68
2010-07-19Bold_SeekerNF
no factor from 2^66 to 2^67
2010-07-18Bold_SeekerNF
no factor from 2^65 to 2^66
2010-07-17GrunwalderGIMPNF
no factor from 2^64 to 2^65
2008-09-19Wojciech FlorekNF
no factor to 2^64