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

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MnStatusDetails
16737719Factored
FactorDigitsBitsDate
3088834983008831907612168.12017-06-01 05:07:54
ECM
DigitsB1Curves
25500001 / 280
Estimated T-Level: 20.0 ⓘ
TF below 2^61 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)2003-04-27Eneon0413B25460B8DD0A3022018
Verified (Factored)2006-07-10Michael McKinnon0413B25460B8DD0A436410
History
DateUserTypeResult
2024-03-02nordiNF-PM1
B1=500000
2017-06-01ATHF-ECM
Factor: 308883498300883190761 / (ECM curve 1, B1=50000, B2=5000000)
2016-03-15Mark RoseNF
no factor from 2^65 to 2^66
2014-09-16NesowaNF
no factor from 2^66 to 2^67