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:










MnStatusDetails
61809031TF
No factors below 274
TF target 274
P-1
B1 = 585000
B2 = 12138750
LL
StatusDateUserResidueShift
Verified2014-08-26Darrel Greenhill02299BD72E9EC5CE14009272
Verified2022-06-10Sergey Nosov02299BD72E9EC5CE37534287
History
DateUserTypeResult
2022-06-10Sergey NosovC-LL
02299BD72E9EC5CE
2016-02-23Mark RoseNF
no factor from 2^62 to 2^63
2014-08-26Darrel GreenhillC-LL
02299BD72E9EC5CE
2014-07-27Craig MeyersNF
no factor from 2^73 to 2^74
2013-05-12TheJudgerNF-PM1
B1=585000, B2=12138750, E=12
2013-02-19SWL551NF
no factor from 2^72 to 2^73
2013-02-11Jerry HallettNF
no factor from 2^71 to 2^72
2012-04-28XyzzyNF
no factor from 2^70 to 2^71
2012-04-28XyzzyNF
no factor from 2^69 to 2^70
2009-10-09Net_ForceNF
no factor from 2^68 to 2^69
2009-07-30Sturle SundeNF
no factor from 2^67 to 2^68
2009-07-29guidullaNF
no factor from 2^66 to 2^67
2009-07-23-Anonymous-NF
no factor from 2^65 to 2^66
2009-04-12Sturle SundeNF
no factor from 2^64 to 2^65
2009-04-11Sturle SundeNF
no factor from 2^63 to 2^64