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
332253431
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 3100000
B2 = 93000000
LL
StatusDateUserResidueShiftSoftware
Unverified2017-04-13aurashiftDE5BBA72BE87B4__175073671Linux 64-bit,Prime95,v29.1,build 8
History
DateUserTypeResult
2023-02-21Mark RoseNFno factor TF: 80-81
2023-02-21Mark RoseNFno factor TF: 79-80
2023-02-21Mark RoseNFno factor TF: 78-79
2022-03-31LordJuliusNFno factor TF: 1-67
2022-03-20ANONYMOUSNFno factor TF: 67-68
2021-04-25Random GPUsNFno factor TF: 77-78
2017-04-13aurashiftC-LLDE5BBA72BE87B4__
2017-02-27aurashiftNF-PM1B1=3100000, B2=93000000, E=12
2015-08-26srow7NFno factor TF: 76-77
2011-07-18Sebastian HornbostelNFno factor TF: 75-76
2009-12-25Jan N.NFno factor TF: 74-75
2009-11-13Jan N.NFno factor TF: 73-74
2009-06-18Roger KreismanNFno factor TF: 72-73
2009-06-04Roger KreismanNFno factor TF: 71-72
2009-06-03Roger KreismanNFno factor TF: 70-71
2009-05-09Team_InspectorNFno factor TF: 69-70
2009-03-07Team_InspectorNFno factor TF: 68-69
2008-11-27Team_InspectorNFno factor TF: 62-63
2008-11-27Team_InspectorNFno factor TF: 61-62