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

PrimeNet Exponent Status

Exponent Range:





MnDetails
33244193
Composite: proven not-prime with Lucas-Lehmer test
No factors below 273
TF target 271
P-1
B1 = 445000
B2 = 8900000
LL
StatusDateUserResidueShiftSoftware
Bad2002-06-29Aleksey ZiminC0C8983E4382802729284953Windows,Prime95,v21,(aka WX1)
Verified2011-11-28Patrik Johansson99C3824B23569FE729020534Linux 64-bit,Prime95,v26.5,build 5
Verified2012-01-19Dubslow99C3824B23569FE710540137Linux 64-bit,Prime95,v26,(aka We8)
History
DateUserTypeResult
2019-12-25-anonymous-NFno factor TF: 72-73
2019-05-19Architects CubedNF-PM1B1=445000, B2=8900000, E=12
2019-05-16Architects CubedNFno factor TF: 71-72
2015-01-11NesowaNFno factor TF: 70-71
2012-01-19DubslowC-LL99C3824B23569FE7
2012-01-08DubslowNFno factor TF: 68-70
2011-11-28Patrik JohanssonC-LL99C3824B23569FE7
2002-06-29-anonymous-C-LLC0C8983E43828027
2001-01-08-anonymous-NF-PM1B1=495000, B2=495000
2000-10-28-anonymous-NFno factor TF: 1-68