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

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MnStatusDetails
84026713Factored
FactorDigitsBitsDate
221083197530142373231403956572994.22017-10-13 15:56:53
P-1 factors
DateFactorB1B2
2017-10-132210831975301423732314039565767000013232500
History
DateUserTypeResult
2017-10-13Oliver KruseF-PM1
Factor: 22108319753014237323140395657 / (P-1, B1=670000, B2=13232500, E=12)
2017-04-02TheJudgerNF
no factor from 2^75 to 2^76
2017-02-14Son JohanNF
no factor from 2^74 to 2^75
2017-02-09Brian BeuningNF
no factor from 2^73 to 2^74
2016-12-29Judge HaleNF
no factor from 2^72 to 2^73
2016-12-29Judge HaleNF
no factor from 2^71 to 2^72
2014-08-16Per JessenNF
no factor from 2^70 to 2^71
2013-12-11SMoffatNF
no factor from 2^69 to 2^70
2013-03-01Florimond C.NF
no factor from 2^68 to 2^69
2013-03-01SgarunNF
no factor from 2^67 to 2^68
2013-02-22SMoffatNF
no factor from 2^66 to 2^67
2012-08-06Carsten KossendeyNF
no factor from 2^65 to 2^66
2010-12-07Architects CubedNF
no factor from 2^64 to 2^65