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
107216381Factored
FactorDigitsBitsDate
29217388716488144943309786012891.22021-11-25 08:03:04
PRP
StatusDateUserResidueShiftTypeBase
Verified (Factored)2021-12-12WR8ABA7657C25544605266991513
P-1 factors
DateFactorB1B2
2021-11-25292173887164881449433097860188300052386000
History
DateUserTypeResult
2021-12-12WRC-PRP
8ABA7657C2554460
PRP: Verified (Factored)
PRP without proof (not generated)
2021-11-25Ben DeloF-PM1
Factor: 2921738871648814494330978601 / (P-1, B1=883000, B2=52386000)
2021-04-10TheJudgerNF
no factor from 2^75 to 2^76
2021-04-10TheJudgerNF
no factor from 2^74 to 2^75
2020-04-26bayanneNF
no factor from 2^73 to 2^74
2020-03-28SRBaseNF
no factor from 2^72 to 2^73
2015-01-28SMoffatNF
no factor from 2^71 to 2^72
2014-10-31shaugeNF
no factor from 2^70 to 2^71
2014-10-31shaugeNF
no factor from 2^69 to 2^70
2014-10-31shaugeNF
no factor from 2^68 to 2^69
2014-07-04GrunwalderGIMPNF
no factor from 2^67 to 2^68
2014-07-02GrunwalderGIMPNF
no factor from 2^66 to 2^67
2012-05-19omiXorpNF
no factor from 2^65 to 2^66
2010-09-07LordJuliusNF
no factor from 2^64 to 2^65
2010-04-24sasaki3NF
no factor from 2^63 to 2^64