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
332297909
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 3170000
B2 = 93515000
LL
StatusDateUserResidueShiftSoftware
Unverified2017-12-05npanzica32714ADB44057F__144487498Windows 64-bit,Prime95,v28.7,build 1
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-02-24Mark RoseNFno factor TF: 80-81
2023-02-24Mark RoseNFno factor TF: 79-80
2023-02-24Mark RoseNFno factor TF: 78-79
2021-06-26Random GPUsNFno factor TF: 77-78
2017-12-05npanzicaC-LL32714ADB44057F__
2016-03-29npanzicaNFno factor TF: 76-77
2016-03-19npanzicaNF-PM1B1=3170000, B2=93515000
2015-07-15Team_InspectorNFno factor TF: 75-76
2014-12-03Team_InspectorNFno factor TF: 74-75
2014-10-16Team_InspectorNFno factor TF: 73-74
2013-01-13LaurVNFno factor TF: 72-73
2012-03-15Team_InspectorNFno factor TF: 71-72
2011-07-02Grant McCrackenNFno factor TF: 70-71
2010-06-20SunfishNFno factor TF: 69-70
2009-07-16SunfishNFno factor TF: 68-69