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
332241191
Composite: proven not-prime with PRP test
No factors below 281
TF target 281
P-1
B1 = 2945000
B2 = 69943750
PRP
StatusProofDateUserResidueShiftTypeBase
Verified
Certified Good
Power=7
2022-03-17Simon Josefsson4C3B7EDC75687D4F16688356013
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-03-18Mark RoseNFno factor TF: 80-81
2023-03-18Mark RoseNFno factor TF: 79-80
2022-03-21Jan S.CERT
Proof certified good
2022-03-17Simon JosefssonC-PRP
Proof Certified Good

Proof Power: 7

2014-06-11-anonymous-NF-PM1B1=2945000, B2=69943750
2013-08-08Bill StaffenNFno factor TF: 78-79
2013-08-08Bill StaffenNFno factor TF: 77-78
2013-08-07Bill StaffenNFno factor TF: 76-77
2013-08-07Bill StaffenNFno factor TF: 75-76
2013-06-02Team_InspectorNFno factor TF: 74-75
2011-05-15Christian GeschwentnerNFno factor TF: 73-74
2011-04-28Christian GeschwentnerNFno factor TF: 72-73
2010-10-24Ethan O'ConnorNFno factor TF: 71-72
2009-09-15Team_InspectorNFno factor TF: 70-71
2009-05-18Team_InspectorNFno factor TF: 69-70
2009-02-04Team_InspectorNFno factor TF: 68-69