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
332237203
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 1564000
B2 = 349451340
LL
StatusDateUserResidueShiftSoftware
Unverified2017-06-09aurashift29E8338E980F89__97724614Linux 64-bit,Prime95,v29.1,build 8
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-04-18KrieselNF-PM1B1=1564000, B2=349451340
2023-02-17Mark RoseNFno factor TF: 80-81
2017-06-09aurashiftC-LL29E8338E980F89__
2016-04-20dh1NFno factor TF: 79-80
2016-04-20dh1NFno factor TF: 78-79
2016-04-20dh1NFno factor TF: 77-78
2009-12-06S.AndrychukNFno factor TF: 76-77
2009-11-21S.AndrychukNFno factor TF: 75-76
2009-11-11S.AndrychukNF-PM1B1=5670000
2009-05-25S.AndrychukNFno factor TF: 74-75
2009-05-21S.AndrychukNFno factor TF: 73-74
2009-05-19S.AndrychukNFno factor TF: 72-73
2009-05-19S.AndrychukNFno factor TF: 71-72
2009-05-18S.AndrychukNFno factor TF: 70-71
2009-05-05Team_InspectorNFno factor TF: 69-70
2009-01-26Team_InspectorNFno factor TF: 68-69