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
85155809Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 275
P-1
B1 = 705000
B2 = 12866250
PRP
StatusDateUserResidueShiftTypeBase
Verified2019-05-13ky0urakuAEE46B726808E0BD4559643513
Verified2022-02-17_p95holder_AEE46B726808E0BD5679110613
History
DateUserTypeResult
2022-02-17_p95holder_C-PRP
AEE46B726808E0BD
PRP: Verified
PRP without proof (not generated)
2019-05-13ky0urakuC-PRP
AEE46B726808E0BD
PRP: Verified
PRP without proof (not generated)
2019-04-28ATHNF
no factor from 2^63 to 2^64
2019-04-28ATHNF
no factor from 2^1 to 2^63
2018-04-12HardyP GermanyNF-PM1
B1=705000, B2=12866250
2017-08-12electron1897NF
no factor from 2^75 to 2^76
2017-08-12electron1897NF
no factor from 2^74 to 2^75
2017-02-16-Anonymous-NF
no factor from 2^73 to 2^74
2017-02-16-Anonymous-NF
no factor from 2^72 to 2^73
2017-02-16-Anonymous-NF
no factor from 2^71 to 2^72
2014-08-16Ryan PropperNF
no factor from 2^70 to 2^71
2014-04-10Preben SNF
no factor from 2^69 to 2^70
2013-10-12trifNF
no factor from 2^68 to 2^69
2013-08-18S00030NF
no factor from 2^67 to 2^68
2013-08-17Jens PedersenNF
no factor from 2^66 to 2^67
2013-02-14E.LechnerNF
no factor from 2^65 to 2^66
2010-11-29Architects CubedNF
no factor from 2^64 to 2^65