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
46865327
Composite: proven not-prime with Lucas-Lehmer test
No factors below 273
TF target 272
P-1
B1 = 555000
B2 = 16511250
LL
StatusDateUserResidueShiftSoftware
Verified2010-02-08MCAS4BD3ABBEC47F1B4F7725091Linux 32-bit,Prime95,v25.8,build 4
Verified2019-03-18Syntony4BD3ABBEC47F1B4F4449278Windows 64-bit,Prime95,v29.4,build 8
Verified2019-04-30Milwizzle4BD3ABBEC47F1B4F28527178Windows 64-bit,Prime95,v28.10,build 1
History
DateUserTypeResult
2019-04-30MilwizzleC-LL4BD3ABBEC47F1B4F
2019-03-18SyntonyC-LL4BD3ABBEC47F1B4F
2017-10-29TheJudgerNFno factor TF: 72-73
2015-12-07AirSquirrelsNFno factor TF: 71-72
2015-12-07AirSquirrelsNFno factor TF: 70-71
2015-06-05David CampeauNFno factor TF: 69-70
2014-09-05Andrew BNFno factor TF: 68-69
2010-02-08MCASC-LL4BD3ABBEC47F1B4F
2009-12-20MCASNF-PM1B1=555000, B2=16511250
2008-06-13Team Prime RibNFno factor TF: 1-68