Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
84403063Factored
FactorDigitsBitsDate
9530778749308457635652603292789.62017-11-19 16:25:48
P-1 factors
DateFactorB1B2
2017-11-1995307787493084576356526032966500012302500
History
DateUserTypeResult
2017-11-19TheJudgerF-PM1
Factor: 953077874930845763565260329 / (P-1, B1=665000, B2=12302500)
2017-04-24TheJudgerNF
no factor from 2^75 to 2^76
2017-04-24TheJudgerNF
no factor from 2^74 to 2^75
2017-04-24TheJudgerNF
no factor from 2^73 to 2^74
2017-01-23Judge HaleNF
no factor from 2^72 to 2^73
2017-01-23Judge HaleNF
no factor from 2^71 to 2^72
2014-08-15webbertNF
no factor from 2^70 to 2^71
2014-03-18SMoffatNF
no factor from 2^69 to 2^70
2014-01-14Carsten KossendeyNF
no factor from 2^68 to 2^69
2013-08-21timc995NF
no factor from 2^67 to 2^68
2013-02-20Juergen KampmeierNF
no factor from 2^66 to 2^67
2012-08-09Carsten KossendeyNF
no factor from 2^65 to 2^66
2010-12-24Architects CubedNF
no factor from 2^64 to 2^65