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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Exponent Range:










MnStatusDetails
90368723Factored
FactorDigitsBitsDate
206280409752439532796417724330675375508788743140.62019-01-22 10:28:07
P-1 factors
DateFactorB1B2
2019-01-22206280409752439532796417724330675375508788774000014985000
History
DateUserTypeResult
2019-01-22S485122F-PM1
Factor: 2062804097524395327964177243306753755087887 / (P-1, B1=740000, B2=14985000, E=12)
2018-12-02TheJudgerNF
no factor from 2^75 to 2^76
2018-12-02TheJudgerNF
no factor from 2^74 to 2^75
2018-08-18Carsten KossendeyNF
no factor from 2^73 to 2^74
2016-12-10Carsten KossendeyNF
no factor from 2^72 to 2^73
2014-01-30nate.andersNF
no factor from 2^71 to 2^72
2014-01-30nate.andersNF
no factor from 2^70 to 2^71
2013-12-15Carsten KossendeyNF
no factor from 2^69 to 2^70
2013-06-26Carsten KossendeyNF
no factor from 2^68 to 2^69
2011-08-25Carsten KossendeyNF
no factor from 2^67 to 2^68
2010-12-26Carsten KossendeyNF
no factor from 2^66 to 2^67
2010-09-21Carsten KossendeyNF
no factor from 2^65 to 2^66
2010-02-28Carsten KossendeyNF
no factor from 2^64 to 2^65