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
45550457
Composite: proven not-prime with Lucas-Lehmer test
No factors below 275
TF target 272
P-1
B1 = 1500000
B2 = 30000000
LL
StatusDateUserResidueShiftSoftware
Verified2010-02-23Kyle Z Schmidt829062A3688DD69135649675Windows,Prime95,v24 final,(aka Wc1)
Verified2017-06-27storm5510829062A3688DD69137230402Windows 64-bit,Prime95,v29.2,build 3
History
DateUserTypeResult
2020-07-03Sid & AndyNFno factor TF: 74-75
2020-04-04Sid & AndyNF-PM1B1=1500000, B2=30000000
2019-12-23-anonymous-NFno factor TF: 73-74
2018-02-23-anonymous-NFno factor TF: 72-73
2017-06-27storm5510C-LL
829062A3688DD691
2015-11-06-anonymous-NFno factor TF: 71-72
2015-11-06-anonymous-NFno factor TF: 70-71
2015-08-22Mark RoseNFno factor TF: 69-70
2014-08-12VictordeHollanderNFno factor TF: 68-69
2010-02-23Kyle Z SchmidtC-LL
829062A3688DD691
2009-08-02GlenLNF-PM1B1=775000
2007-12-31ITSNFno factor TF: 1-68
2007-05-121997rj7NFno factor TF: 1-63
2000-12-07JossNFno factor TF: 1-56