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
332210861
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 1759000
B2 = 758890860
LL
StatusDateUserResidueShiftSoftware
Unverified2016-11-08aurashiftCEAD8CB12D9DEC__181605140Linux 64-bit,Prime95,v28.9,build 2
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-05-23KrieselNF-PM1B1=1759000, B2=758890860
2023-02-11Mark RoseNFno factor TF: 80-81
2023-02-11Mark RoseNFno factor TF: 79-80
2016-11-08aurashiftC-LLCEAD8CB12D9DEC__
2012-01-30SETIKAHNF-PM1B1=4090000
2011-03-05TheJudgerNFno factor TF: 78-79
2011-03-05TheJudgerNFno factor TF: 77-78
2011-03-05TheJudgerNFno factor TF: 76-77
2011-03-05TheJudgerNFno factor TF: 75-76
2011-03-05TheJudgerNFno factor TF: 74-75
2008-12-21StKlNFno factor TF: 73-74
2008-12-07StKlNFno factor TF: 72-73
2008-11-26StKlNFno factor TF: 71-72
2008-11-22StKlNFno factor TF: 70-71
2008-11-19StKlNFno factor TF: 69-70
2008-11-18StKlNFno factor TF: 68-69