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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Exponent Range:
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MnStatusDetails
62207Factored834014789685327743878932187430159
LL
StatusDateUserResidueShift
Verified (Factored)Brian J. Beesley821FC1BC3AF4CF120
Verified (Factored)Ethan O'Connor821FC1BC3AF4CF120
Verified (Factored)Unknown4F120
Verified (Factored)2015-04-11MadPoo821FC1BC3AF4CF1239970
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-11-10Oliver Kruse053FEA2369C267BF1187753
Verified (Factored)2017-11-10YarBer053FEA2369C267BF13712653
History
DateUserTypeResult
2021-04-26ATHNF-PP1Start=2/7, B1=10000000, B2=1000000000
2017-11-10Oliver KruseC-PRPM62207/834014789685327743878932187430159 : 053FEA2369C267BF
2017-11-10YarBerC-PRPM62207/834014789685327743878932187430159 : 053FEA2369C267BF
2017-11-09kovszegtomF-ECMFactor: 834014789685327743878932187430159 / (ECM curve 3, B1=3000000, B2=300000000)
2016-04-16Sid & AndyNFno factor from 2^62 to 2^63
2016-02-23LaurVNFno factor from 2^57 to 2^58
2016-02-23LaurVNFno factor from 2^58 to 2^59
2015-04-11MadPooC-LL821FC1BC3AF4CF12
2015-03-06NRNFno factor from 2^61 to 2^62
2013-11-09lycornNFno factor from 2^60 to 2^61
2012-05-21alpertronNF-PM1B1=100000000, B2=2000000000, E=12
2009-01-05Sturle SundeNFno factor from 2^59 to 2^60
2003-11-16-Anonymous-NF-PM1B1=16777216, B2=1677721600, E=12
2003-10-31-Anonymous-NF-PM1B1=8388608, B2=838860800, E=12
2003-08-08-Anonymous-NF-PM1B1=4194304, B2=419430400, E=12
2003-06-01-Anonymous-NF-PM1B1=2097152, B2=209715200, E=12
2003-05-04-Anonymous-NF-PM1B1=1048576, B2=104857600, E=48
2003-03-27-Anonymous-NF-PM1B1=262144, B2=26214400, E=30
2003-02-02-Anonymous-NF-PM1B1=131072, B2=13107200, E=30
2002-10-19-Anonymous-NFno factor to 2^57
2002-07-20-Anonymous-NF-PM1B1=65536, B2=6553600, E=12
2002-06-09-Anonymous-NF-PM1B1=32768, B2=3276800
2002-04-28-Anonymous-NF-PM1B1=16384, B2=1638400
2001-08-18Alex KruppaNF-PM1B1=1000000, B2=100000000
2001-04-29-Anonymous-NF-PM1B1=100000, B2=10000000
2000-11-15-Anonymous-NFno factor to 2^56
2000-04-05-Anonymous-NFno factor to 2^54
1999-10-15-Anonymous-NFno factor from 2^52 to 2^53