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

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MnStatusDetails
3187489Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
11053185448092023234632269.92014-04-09 10:34:21
ECM
DigitsB1Curves
25500009 / 280
Estimated T-Level: 20.2 ⓘ
TF below 2^62 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)Jeff HardyD1016BD7AF8D157C0
Verified (Factored)1999-06-26Hannu KalliD1016BD7AF8D157C2193517
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2017-11-01Oliver Kruse59D123E4EC3028D21181072453
Verified2017-12-13kkmrkkblmbrbk59D123E4EC3028D2142787353
History
DateUserTypeResult
2022-09-07JossNF-PM1
B1=1062496, B2=226749600
2022-04-02LordJuliusNF
no factor from 2^66 to 2^67
2022-04-02LordJuliusNF
no factor from 2^65 to 2^66
2022-04-02LordJuliusNF
no factor from 2^64 to 2^65
2022-04-02LordJuliusNF
no factor from 2^63 to 2^64
2022-01-24JossNF-PM1
B1=1062496, B2=119912100
2021-07-11JossNF
no factor from 2^67 to 2^68
2021-01-17JossNF-PM1
B1=318748, B2=3187489, E=6
2017-12-13kkmrkkblmbrbkC-PRP
M3187489/1105318544809202323463 : 59D123E4EC3028D2
PRP: Verified
PRP without proof (not generated)
2017-11-01Oliver KruseC-PRP
M3187489/1105318544809202323463 : 59D123E4EC3028D2
PRP: Verified
PRP without proof (not generated)
2014-04-09AdolfNorF-ECM
Factor: 1105318544809202323463
2013-01-03dbaughNF
no factor from 2^62 to 2^63
2011-11-12markrNF
no factor from 2^61 to 2^62
2011-11-11markrNF-PM1
B1=215000, B2=5536250, E=12
2009-07-03Carsten KossendeyNF-PM1
B1=15000, B2=191250
2009-04-08S485122NF
no factor from 2^60 to 2^61