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
85268809TF
No factors below 276
TF target 275
P-1
B1 = 685000
B2 = 13528750
PRP
StatusDateUserResidueShiftTypeBase
Verified2019-05-18ky0urakuD1FDBCD6D2B864926166271013
Verified2022-08-22KrieselD1FDBCD6D2B86492013
History
DateUserTypeResult
2022-08-22GerardCERT
PRP Certification
CERT proof power = 9
Proof certified good
2022-08-22KrieselC-PRP
D1FDBCD6D2B86492
PRP proof power = 9
PRP: Verified
Proof certified good
2019-05-18ky0urakuC-PRP
D1FDBCD6D2B86492
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
2018-01-06Oliver KruseNF-PM1
B1=685000, B2=13528750, E=12
2017-08-25-Anonymous-NF
no factor from 2^75 to 2^76
2017-08-25-Anonymous-NF
no factor from 2^74 to 2^75
2017-03-02-Anonymous-NF
no factor from 2^73 to 2^74
2017-03-02-Anonymous-NF
no factor from 2^72 to 2^73
2017-03-02-Anonymous-NF
no factor from 2^71 to 2^72
2013-07-24willmoreNF
no factor from 2^70 to 2^71
2013-03-26ITSNF
no factor from 2^69 to 2^70
2013-03-21lindedNF
no factor from 2^68 to 2^69
2013-03-11forrest-lumpkinNF
no factor from 2^67 to 2^68
2013-03-09E.LechnerNF
no factor from 2^66 to 2^67
2013-02-18AxelssonNF
no factor from 2^65 to 2^66
2010-11-25Architects CubedNF
no factor from 2^64 to 2^65