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
70474099
Composite: proven not-prime with Lucas-Lehmer test
No factors below 275
TF target 274
P-1
B1 = 690000
B2 = 15352500
LL
StatusDateUserResidueShiftSoftware
Verified2015-01-14Kazumi9FAD216AC550D86610272975Windows 64-bit,Prime95,v28.5,build 2
Verified2024-08-06Ryan Propper9FAD216AC550D86615571970Linux 64-bit,Prime95,v30.7,build 9
History
DateUserTypeResult
2024-08-06Ryan PropperC-LL9FAD216AC550D866
2016-11-08monstNFno factor TF: 74-75
2015-01-14KazumiC-LL9FAD216AC550D866
2014-11-13Tim SorberaNFno factor TF: 73-74
2014-11-09TheJudgerNF-PM1B1=690000, B2=15352500, E=12
2014-10-29RichD0NFno factor TF: 72-73
2014-09-24srow7NFno factor TF: 71-72
2013-04-05DavinNFno factor TF: 70-71
2010-03-17-anonymous-NFno factor TF: 1-70
2010-03-07-anonymous-NFno factor TF: 1-70
2010-02-20seekuaNFno factor TF: 64-65
2008-11-21Wojciech FlorekNFno factor TF: 1-64
2007-09-13BoulderNFno factor TF: 1-63