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

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MnStatusDetails
68781347Factored
FactorDigitsBitsDate
1126470031031355521512166.62014-11-09 14:23:20
P-1 factors
DateFactorB1B2
2014-11-091126470031031355521516250000
History
DateUserTypeResult
2014-11-09TheJudgerF-PM1
Factor: 112647003103135552151 / (P-1, B1=625000)
2014-10-26TheJudgerNF
no factor from 2^73 to 2^74
2014-10-26TheJudgerNF
no factor from 2^72 to 2^73
2014-08-16RichD0NF
no factor from 2^71 to 2^72
2012-08-10bigbear3001NF
no factor from 2^70 to 2^71
2012-03-16-Anonymous-NF
no factor from 2^69 to 2^70
2010-06-07sannerud.comNF
no factor from 2^68 to 2^69
2010-06-07sannerud.comNF
no factor from 2^67 to 2^68
2010-06-07sannerud.comNF
no factor from 2^66 to 2^67
2010-06-07sannerud.comNF
no factor from 2^65 to 2^66
2010-01-21-Anonymous-NF
no factor from 2^64 to 2^65
2008-11-171997rj7NF
no factor to 2^64