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
87668491TF
No factors below 276
TF target 275
P-1
B1 = 715000
B2 = 14121250
LL
StatusDateUserResidueShift
Unverified2019-07-18lobsterfordinner7AAF77EE96E1ED__43839227
PRP
StatusDateUserResidueShiftTypeBase
Verified2022-01-08KrieselB7D65F91A2D73536013
History
DateUserTypeResult
2022-09-29LordJuliusNF
no factor from 2^71 to 2^72
2022-09-29LordJuliusNF
no factor from 2^70 to 2^71
2022-09-29LordJuliusNF
no factor from 2^69 to 2^70
2022-09-29LordJuliusNF
no factor from 2^68 to 2^69
2022-09-29LordJuliusNF
no factor from 2^67 to 2^68
2022-09-29LordJuliusNF
no factor from 2^1 to 2^67
2022-01-08oodairaCERT
PRP Certification
CERT proof power = 9
Proof certified good
2022-01-08KrieselC-PRP
B7D65F91A2D73536
PRP proof power = 9
PRP: Verified
Proof certified good
2019-07-18lobsterfordinnerC-LL
7AAF77EE96E1ED__
2018-05-16jackwingNF-PM1
B1=715000, B2=14121250, E=12
2018-04-30TheJudgerNF
no factor from 2^75 to 2^76
2018-04-30TheJudgerNF
no factor from 2^74 to 2^75
2017-07-08Tim SorberaNF
no factor from 2^73 to 2^74
2017-07-04ixfd64NF
no factor from 2^71 to 2^73
2014-09-04Preben SNF
no factor from 2^70 to 2^71
2014-06-21-Anonymous-NF
no factor from 2^69 to 2^70
2014-06-14-Anonymous-NF
no factor from 2^68 to 2^69
2014-04-05Broomfield Designers.comNF
no factor from 2^67 to 2^68
2013-11-30AxelssonNF
no factor from 2^66 to 2^67
2013-05-08c10ck3rNF
no factor from 2^65 to 2^66
2010-11-19Architects CubedNF
no factor from 2^64 to 2^65