Marin Mersenne 2^P-1
Username
Password
Forgot password?
Blue
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:
to


  
MnStatusDetails
19583No factors below 265
P-1
B1=33 603 364 281
B2=2 553 855 685 356
LL
StatusDateUserResidueShift
VerifiedGeorge Woltman38BCEBBCFF5A9D6B0
VerifiedUnknown1D6B0
VerifiedBrian J. Beesley38BCEBBCFF5A9D6B0
Verified2015-04-11MadPoo38BCEBBCFF5A9D6B15529
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2019-02-06-Anonymous-factor ECM small0.0 % 2019-02-062019-08-05
History
DateUserTypeResult
2021-05-08ATHNF-PP1Start=2/7, B1=500000000, B2=105500000000
2021-02-23Ruslan BorisovNFno factor from 2^64 to 2^65
2018-09-11James HintzNF-PM1B1=33603364281, B2=2553855685356, E=12
2018-03-12snme2pm1NFno factor from 2^63 to 2^64
2016-03-18Sid & AndyNFno factor from 2^62 to 2^63
2016-02-23LaurVNFno factor from 2^57 to 2^58
2015-04-11MadPooC-LL38BCEBBCFF5A9D6B
2015-03-11snme2pm1NFno factor from 2^61 to 2^62
2013-01-08bcp19NF-PM1B1=10000000000, B2=100000000000, E=12
2012-12-25bcp19NFno factor from 2^60 to 2^61
2010-06-14chalsallNFno factor from 2^59 to 2^60
2010-06-14chalsallNFno factor from 2^58 to 2^59
2003-09-29-Anonymous-NF-PM1B1=8388608, B2=838860800, E=12
2003-09-29-Anonymous-NF-PM1B1=16777216, B2=1677721600, E=12
2003-07-06-Anonymous-NF-PM1B1=4194304, B2=419430400, E=12
2003-05-19-Anonymous-NF-PM1B1=2097152, B2=209715200, E=12
2003-04-27-Anonymous-NF-PM1B1=1048576, B2=104857600, E=48
2003-04-03-Anonymous-NF-PM1B1=524288, B2=52428800, E=48
2003-03-27-Anonymous-NF-PM1B1=262144, B2=26214400, E=30
2003-02-02-Anonymous-NF-PM1B1=131072, B2=13107200, E=30
2002-10-26-Anonymous-NFno factor to 2^57
2002-07-14-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
2001-07-29Alex KruppaNF-PM1B1=1000000, B2=100000000
2001-04-29-Anonymous-NF-PM1B1=100000, B2=10000000
2000-09-29-Anonymous-NFno factor to 2^56
2000-03-15-Anonymous-NFno factor from 2^53 to 2^54
1999-10-15-Anonymous-NFno factor from 2^52 to 2^53