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

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MnStatusDetails
22847581Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
18686180470633489455239272580.62018-05-09 10:06:36
LL
StatusDateUserResidueShift
Verified (Factored)2004-03-08C. Cooper / S. Boone5233551EEE85B79210996715
Verified (Factored)2009-11-15TheJudger5233551EEE85B792277732
P-1 factors
DateFactorB1B2
2018-05-0918686180470633489455239273500007000000
History
DateUserTypeResult
2018-05-09ThaF-PM1
Factor: 1868618047063348945523927 / (P-1, B1=350000, B2=7000000, E=6)
2017-07-11ramgeisNF
no factor from 2^69 to 2^70
2017-07-11ramgeisNF
no factor from 2^68 to 2^69
2017-05-01ramgeisNF
no factor from 2^67 to 2^68
2009-11-15TheJudgerC-LL
5233551EEE85B792