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
332197309
Composite: proven not-prime with Lucas-Lehmer test
No factors below 281
TF target 281
P-1
B1 = 3370000
B2 = 93517500
LL
StatusDateUserResidueShiftSoftware
Bad2017-09-29Lelikoid330A7AD804630548146412084Windows 64-bit,Prime95,v27.7,build 2
Verified2018-10-11ramgeis49754CF8DD591FAA9929CUDALucas v2.06beta
Verified2019-06-05MadPoo 🙂49754CF8DD591FAA223446324Windows 64-bit,Prime95,v29.8,build 3
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-02-08Mark RoseNFno factor TF: 80-81
2020-12-21Random GPUsNFno factor TF: 79-80
2019-06-05MadPoo 🙂C-LL49754CF8DD591FAA
2018-10-11ramgeisC-LL49754CF8DD591FAA
2017-09-29LelikoidC-LL330A7AD804630548
2016-05-30-anonymous-NFno factor TF: 78-79
2015-02-11Team_InspectorNFno factor TF: 77-78
2009-06-24LelikoidNFno factor TF: 76-77
2009-06-04LelikoidNFno factor TF: 75-76
2009-05-25LelikoidNF-PM1B1=3370000, B2=93517500
2009-01-12LelikoidNFno factor TF: 74-75
2009-01-07LelikoidNFno factor TF: 73-74
2009-01-04LelikoidNFno factor TF: 72-73
2009-01-03LelikoidNFno factor TF: 71-72
2009-01-02LelikoidNFno factor TF: 70-71
2008-10-07Team_InspectorNFno factor TF: 69-70
2008-10-06Team_InspectorNFno factor TF: 68-69