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
86540893TF
No factors below 276
TF target 275
P-1
B1 = 471000
B2 = 174700890
PRP
StatusDateUserResidueShiftTypeBase
Unverified2019-09-05ky0urakuC7430C7FD03592__2781912513
History
DateUserTypeResult
2022-12-09KrieselNF-PM1
B1=471000, B2=174700890
2019-09-05ky0urakuC-PRP
C7430C7FD03592__
PRP without proof (not generated)
2018-03-31YxinityNF-PM1
B1=805000
2018-02-18TheJudgerNF
no factor from 2^75 to 2^76
2018-02-06Brian BeuningNF
no factor from 2^74 to 2^75
2017-05-20-Anonymous-NF
no factor from 2^73 to 2^74
2017-05-03Matthias WurtingerNF
no factor from 2^72 to 2^73
2017-04-03masserNF
no factor from 2^71 to 2^72
2013-11-15dufrenbkNF
no factor from 2^70 to 2^71
2013-03-29Per JessenNF
no factor from 2^69 to 2^70
2013-03-23Christoph WellmannNF
no factor from 2^68 to 2^69
2013-03-21SMoffatNF
no factor from 2^67 to 2^68
2013-03-21wangyun183NF
no factor from 2^66 to 2^67
2011-02-06Michael CNF
no factor from 2^65 to 2^66
2010-11-22Architects CubedNF
no factor from 2^64 to 2^65