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
33601187
Composite: proven not-prime with Lucas-Lehmer test
No factors below 274
TF target 271
P-1
B1 = 600000
B2 = 15500000
LL
StatusDateUserResidueShiftSoftware
Verified2004-02-14Joel RollerACAE7D17814117724128864Windows,Prime95,v23,(aka WZ1)
Verified2014-12-11riccardo ubertiACAE7D178141177213676457Linux 64-bit,Prime95,v28.5,build 2
History
DateUserTypeResult
2024-05-21James HeinrichNFno factor TF: 68-69
2020-04-18-anonymous-NFno factor TF: 73-74
2019-12-26-anonymous-NFno factor TF: 71-72
2019-12-26-anonymous-NFno factor TF: 72-73
2014-12-11riccardo ubertiC-LL
ACAE7D1781411772
2014-12-03riccardo ubertiNF-PM1B1=600000, B2=15500000, E=12
2014-04-08axnNFno factor TF: 70-71
2013-01-10bcp19NFno factor TF: 69-70
2012-12-31Carsten KossendeyNFno factor TF: 68-69
2004-02-14-anonymous-C-LL
ACAE7D1781411772
2003-10-31-anonymous-NFno factor TF: 1-68
2003-10-31-anonymous-NF-PM1B1=390000, B2=10237500
2003-06-06markrNFno factor TF: 1-64