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
34698809
Composite: proven not-prime with Lucas-Lehmer test
No factors below 275
TF target 271
P-1
B1 = 500000
B2 = 9000000
LL
StatusDateUserResidueShiftSoftware
Verified2006-03-28Neal Vasilak565BC8EE116618BC21053469Windows,Prime95,v23,(aka WZ1)
Verified2015-08-25owftheevil565BC8EE116618BC6675382CUDALucas v2.05.1
History
DateUserTypeResult
2020-12-10-anonymous-NFno factor TF: 74-75
2020-03-08-anonymous-NFno factor TF: 73-74
2019-10-31-anonymous-NFno factor TF: 72-73
2019-10-31-anonymous-NFno factor TF: 71-72
2015-08-25owftheevilC-LL565BC8EE116618BC
2015-02-28HBendtzNF-PM1B1=500000, B2=9000000, E=12
2014-03-10Jerry HallettNFno factor TF: 70-71
2014-03-10Jerry HallettNFno factor TF: 69-70
2013-07-29ChuckNFno factor TF: 68-69
2006-03-28VasC-LL565BC8EE116618BC
2005-09-03VasNFno factor TF: 1-68
2005-09-03VasNF-PM1B1=540000
2003-10-08mdrgNFno factor TF: 1-62