Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
2024567Factored
FactorDigitsBitsDate
20535424839954720460458712580.82020-01-31 22:19:39
ECM
DigitsB1Curves
2550000280 / 280
30250000164 / 640
Estimated T-Level: 26.3 ⓘ
TF below 2^82 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)Simon Burge7496679C1AE4E1D10
Verified (Factored)Marc-Etienne Vargenau7496679C1AE4E1D10
BadMartin FahlgrenC9349EC99AA6E0550
Verified (Factored)1999-04-02Kent Lee7496679C1AE4E1D1856607
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2020-02-02ANONYMOUSCFE49A2E8C76DAE3131358553
Verified2020-02-02fre_gamesCFE49A2E8C76DAE3173304153
History
DateUserTypeResult
2020-02-02fre_gamesC-PRP
M2024567/2053542483995472046045871 : CFE49A2E8C76DAE3
PRP: Verified
PRP without proof (not generated)
2020-02-02ANONYMOUSC-PRP
M2024567/2053542483995472046045871 : CFE49A2E8C76DAE3
PRP: Verified
PRP without proof (not generated)
2020-01-31daveward2005F-ECM
Factor: 2053542483995472046045871 / (ECM curve 2, B1=50000, B2=5000000)
2019-03-20mikrNF-PM1
B1=4000000, B2=200000000, E=12
2019-03-18chuenkitNF
no factor from 2^67 to 2^68
2016-07-06Gordon SpenceNF
no factor from 2^66 to 2^67
2016-02-23Mark RoseNF
no factor from 2^58 to 2^60
2015-11-03ramgeisNF
no factor from 2^65 to 2^66
2015-04-10VictordeHollanderNF
no factor from 2^64 to 2^65
2015-04-10VictordeHollanderNF
no factor from 2^63 to 2^64
2013-10-21David CampeauNF-PM1
B1=580000, B2=15080000, E=12
2013-02-11dbaughNF
no factor from 2^62 to 2^63
2012-02-05Sebastian HornbostelNF
no factor from 2^61 to 2^62
2010-12-11JossNF-PM1
B1=202456
2009-01-02Sturle SundeNF
no factor from 2^60 to 2^61