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
340830817
Composite: proven not-prime with Lucas-Lehmer test
No factors below 284
TF target 281
P-1
B1 = 12000000
B2 = 120000000
LL
StatusDateUserResidueShiftSoftware
Bad2019-02-13Roland Clarkson46489ABF96C1EE3C199516103Windows 64-bit,Prime95,v29.4,build 8
Bad2022-08-18KrieselEE673A7D58573EF10gpuowl,v6.11-380-g79ea0cc
Verified2023-01-05KrieselE57852AD2B7066EE284606131Windows 64-bit,Prime95,v30.8,build 14
Verified2023-04-02KrieselE57852AD2B7066EE304431578Windows 64-bit,Prime95,v30.8,build 14
Verified2023-08-11MadPoo 🙂E57852AD2B7066EE20511269Windows 64-bit,Prime95,v30.12,build 1
History
DateUserTypeResult
2023-08-11MadPoo 🙂C-LLE57852AD2B7066EE
2023-04-02KrieselC-LLE57852AD2B7066EE
2023-01-05KrieselC-LLE57852AD2B7066EE
2022-08-18KrieselC-LLEE673A7D58573EF1
2019-11-25Roland ClarksonNF-PM1B1=12000000, B2=120000000
2019-07-30Roland ClarksonNFno factor TF: 83-84
2019-07-30Roland ClarksonNFno factor TF: 82-83
2019-07-30Roland ClarksonNFno factor TF: 81-82
2019-07-30Roland ClarksonNFno factor TF: 80-81
2019-07-25Random GPUsNFno factor TF: 79-80
2019-07-25Random GPUsNFno factor TF: 78-79
2019-02-13Roland ClarksonC-LL46489ABF96C1EE3C
2017-02-16Oliver KimNF-PM1B1=2995000, B2=68885000
2017-02-08Oliver KimNFno factor TF: 77-78
2017-02-08Oliver KimNFno factor TF: 76-77
2017-02-07Oliver KimNFno factor TF: 75-76
2017-02-07-anonymous-NFno factor TF: 74-75
2017-02-06Oliver KimNFno factor TF: 73-74
2017-02-06Oliver KimNFno factor TF: 74-75
2017-02-06Oliver KimNFno factor TF: 71-72
2017-02-06Oliver KimNFno factor TF: 72-73
2017-02-06Oliver KimNFno factor TF: 69-70
2017-02-06Oliver KimNFno factor TF: 70-71
2017-02-06Oliver KimNFno factor TF: 72-73
2017-02-06Oliver KimNFno factor TF: 1-69
2017-02-06Oliver KimNFno factor TF: 60-61
2014-01-27HBendtzNFno factor TF: 71-72
2014-01-27HBendtzNFno factor TF: 70-71
2014-01-27HBendtzNFno factor TF: 69-70
2014-01-27HBendtzNFno factor TF: 68-69
2014-01-27HBendtzNFno factor TF: 67-68
2014-01-27HBendtzNFno factor TF: 66-67
2014-01-27HBendtzNFno factor TF: 65-66
2011-01-23Architects CubedNFno factor TF: 64-65