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
332201099
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 1686000
B2 = 530962740
LL
StatusDateUserResidueShiftSoftware
Unverified2015-09-10aurashift9B2F94646790F5__123105938Linux 64-bit,Prime95,v28.5,build 2
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-04-29KrieselNF-PM1B1=1686000, B2=530962740
2023-02-08Mark RoseNFno factor TF: 80-81
2023-02-08Mark RoseNFno factor TF: 79-80
2019-01-21srow7NFno factor TF: 78-79
2015-09-10aurashiftC-LL9B2F94646790F5__
2015-06-02srow7NFno factor TF: 77-78
2014-09-17Team_InspectorNFno factor TF: 76-77
2012-11-13tscNF-PM1B1=5305000
2011-08-19Sebastian HornbostelNFno factor TF: 75-76
2011-08-16Sebastian HornbostelNFno factor TF: 74-75
2010-07-21Team_InspectorNFno factor TF: 73-74
2010-07-14Team_InspectorNFno factor TF: 72-73
2009-10-31Team_InspectorNFno factor TF: 71-72
2009-10-20Team_InspectorNFno factor TF: 70-71
2008-11-11Team_InspectorNFno factor TF: 69-70
2008-11-10Team_InspectorNFno factor TF: 68-69