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
115701577Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 276
P-1
B1 = 1258000
B2 = 1258000
PRP
StatusDateUserResidueShiftTypeBase
Verified2022-04-04qtdszws5965D1EDC414D67980018513
History
DateUserTypeResult
2022-04-04curtiscCERT
PRP Certification
CERT proof power = 8
Proof certified good
2022-04-04qtdszwsC-PRP
5965D1EDC414D679
PRP proof power = 8
PRP: Verified
Proof certified good
2022-02-12qtdszwsNF-PM1
B1=1258000
2021-06-05TheJudgerNF
no factor from 2^75 to 2^76
2020-12-28nranksNF
no factor from 2^74 to 2^75
2020-12-02Yves de WandelaarNF
no factor from 2^73 to 2^74
2020-04-24SRBaseNF
no factor from 2^72 to 2^73
2015-09-26ixfd64NF
no factor from 2^71 to 2^72
2015-09-06ANONYMOUSNF
no factor from 2^70 to 2^71
2015-03-07SMoffatNF
no factor from 2^69 to 2^70
2015-03-04SMoffatNF
no factor from 2^68 to 2^69
2015-03-02SMoffatNF
no factor from 2^67 to 2^68
2014-11-29burnst2_souNF
no factor from 2^66 to 2^67
2012-06-22Gordon SpenceNF
no factor from 2^65 to 2^66
2010-10-06Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-05-09garoNF
no factor from 2^63 to 2^64