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
45433573
Composite: proven not-prime with Lucas-Lehmer test
No factors below 273
TF target 272
P-1
B1 = 495000
B2 = 11632500
LL
StatusDateUserResidueShiftSoftware
Verified2011-11-28DubslowEEE08E3DD8F69A627408365Windows 64-bit,Prime95,v26.6,build 3
Verified2018-06-01-anonymous-EEE08E3DD8F69A6238641552Windows 64-bit,Prime95,v29.3,build 1
History
DateUserTypeResult
2018-06-01-anonymous-C-LLEEE08E3DD8F69A62
2017-11-10RichD0NFno factor TF: 72-73
2011-11-28DubslowC-LLEEE08E3DD8F69A62
2011-11-06DubslowNF-PM1B1=495000, B2=11632500, E=12
2011-10-25Eric ChristensonNFno factor TF: 71-72
2011-10-25Eric ChristensonNFno factor TF: 70-71
2011-10-25Eric ChristensonNFno factor TF: 69-70
2011-10-25Eric ChristensonNFno factor TF: 68-69
2008-11-27EPFNFno factor TF: 1-68
2008-06-22EPFNFno factor TF: 1-68
2007-03-201997rj7NFno factor TF: 1-63