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
97949221Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 276
P-1
B1 = 765000
B2 = 14917500
PRP
StatusDateUserResidueShiftTypeBase
Verified2020-08-10ky0uraku53BF5BD314DA01A22026129013
History
DateUserTypeResult
2020-08-10One ManCERT
PRP Certification
CERT proof power = 9
Proof certified good
2020-08-10ky0urakuC-PRP
53BF5BD314DA01A2
PRP proof power = 9
PRP: Verified
Proof certified good
2020-05-01nranksNF-PM1
B1=765000, B2=14917500, E=12
2020-02-02TheJudgerNF
no factor from 2^76 to 2^77
2020-01-22TheJudgerNF
no factor from 2^75 to 2^76
2020-01-22TheJudgerNF
no factor from 2^74 to 2^75
2019-11-08Dylan DelgadoNF
no factor from 2^73 to 2^74
2019-03-10Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2018-12-28Niels_Mache_NextcloudNF
no factor from 2^71 to 2^72
2014-06-19KoekieNF
no factor from 2^70 to 2^71
2014-06-14KoekieNF
no factor from 2^69 to 2^70
2014-06-10arnaudNF
no factor from 2^68 to 2^69
2014-05-26Smok_bmv NF
no factor from 2^67 to 2^68
2014-02-01sasakiNF
no factor from 2^65 to 2^67
2011-01-04Architects CubedNF
no factor from 2^64 to 2^65