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
78156349Factored
FactorDigitsBitsDate
153443069070098464310414632683.72016-05-24 08:02:14
P-1 factors
DateFactorB1B2
2016-05-241534430690700984643104146367500012825000
History
DateUserTypeResult
2016-05-24James HeinrichF-PM1
Factor: 15344306907009846431041463 / (P-1, B1=675000, B2=12825000)
2016-05-21PDWNF
no factor from 2^74 to 2^75
2016-05-21PDWNF
no factor from 2^73 to 2^74
2016-05-18Matthias WurtingerNF
no factor from 2^72 to 2^73
2014-03-28snme2pm1NF
no factor from 2^71 to 2^72
2013-01-18Dr. DwayneNF
no factor from 2^70 to 2^71
2011-02-07S485122NF
no factor from 2^69 to 2^70
2011-02-07S485122NF
no factor from 2^68 to 2^69
2011-02-06S485122NF
no factor from 2^67 to 2^68
2010-12-31MrDeathNF
no factor from 2^66 to 2^67
2010-12-30PVasilevNF
no factor from 2^65 to 2^66
2010-12-25symalladNF
no factor from 2^64 to 2^65