Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
115171237Tested as composite (unverified, reliable): unconfirmed PRP test says not-prime
TF
No factors below 277
TF target 276
P-1
B1 = 981000
B2 = 1083371982
PRP
StatusDateUserResidueShiftTypeBase
Unverified (Reliable)2023-08-28Smok_bmv 3024D17A5AF8A9__7537835213
History
DateUserTypeResult
2023-08-28Smok_bmv C-PRP
3024D17A5AF8A9__
PRP proof power = 8
PRP: Unverified (Reliable)
PRP proof never uploaded
2022-05-14mrhNF-PM1
B1=981000, B2=1083371982
2022-04-17TheJudgerNF
no factor from 2^76 to 2^77
2021-05-30TheJudgerNF
no factor from 2^75 to 2^76
2021-05-30TheJudgerNF
no factor from 2^74 to 2^75
2020-10-05E.C.K@slingshot.co.nzNF
no factor from 2^73 to 2^74
2020-04-24SRBaseNF
no factor from 2^72 to 2^73
2019-01-13Niels_Mache_NextcloudNF
no factor from 2^71 to 2^72
2015-03-10BronzemanNF
no factor from 2^70 to 2^71
2015-03-08bunddogNF
no factor from 2^69 to 2^70
2015-02-28SMoffatNF
no factor from 2^68 to 2^69
2015-02-20Josh FamestadNF
no factor from 2^67 to 2^68
2014-11-25gualbokNF
no factor from 2^66 to 2^67
2012-06-18Torchwood InstituteNF
no factor from 2^65 to 2^66
2010-10-07RichardNF
no factor from 2^64 to 2^65
2010-05-08Torchwood InstituteNF
no factor from 2^63 to 2^64