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

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MnStatusDetails
82595417Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
413312206726298775253089772685.12017-09-11 04:39:53
P-1 factors
DateFactorB1B2
2017-09-114133122067262987752530897773500014148750
History
DateUserTypeResult
2017-09-11Smok_bmv F-PM1
Factor: 41331220672629877525308977 / (P-1, B1=735000, B2=14148750)
2016-12-18TheJudgerNF
no factor from 2^74 to 2^75
2016-12-18TheJudgerNF
no factor from 2^73 to 2^74
2013-10-31Juergen KampmeierNF
no factor from 2^72 to 2^73
2013-10-31Juergen KampmeierNF
no factor from 2^71 to 2^72
2013-10-31Juergen KampmeierNF
no factor from 2^70 to 2^71
2013-10-31Juergen KampmeierNF
no factor from 2^69 to 2^70
2013-10-31Juergen KampmeierNF
no factor from 2^68 to 2^69
2013-10-31Juergen KampmeierNF
no factor from 2^67 to 2^68
2013-01-31rjbelansNF
no factor from 2^66 to 2^67
2011-03-28Eric ChristensonNF
no factor from 2^65 to 2^66
2010-12-07Architects CubedNF
no factor from 2^64 to 2^65