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

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MnStatusDetails
71104771Factored
FactorDigitsBitsDate
56908341789334357838082517277238418336118.82014-12-21 16:06:25
P-1 factors
DateFactorB1B2
2014-12-2156908341789334357838082517277238418365000013325000
History
DateUserTypeResult
2014-12-21TheJudgerF-PM1
Factor: 569083417893343578380825172772384183 / (P-1, B1=650000, B2=13325000, E=12)
2014-11-30TheJudgerNF
no factor from 2^73 to 2^74
2014-11-30TheJudgerNF
no factor from 2^72 to 2^73
2014-11-30TheJudgerNF
no factor from 2^71 to 2^72
2013-04-16gregorNF
no factor from 2^70 to 2^71
2012-06-12Mr. P-1NF
no factor from 2^69 to 2^70
2010-04-25Per JessenNF
no factor from 2^68 to 2^69
2010-04-19evatutinNF
no factor from 2^67 to 2^68
2010-03-18uzyyaar_dragonflyNF
no factor from 2^66 to 2^67
2010-03-15uzyyaar_dragonflyNF
no factor from 2^65 to 2^66
2010-03-10Dk SystemsNF
no factor from 2^64 to 2^65
2008-10-21Wojciech FlorekNF
no factor to 2^64