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
79324789
Composite: proven not-prime with PRP test
No factors below 276
TF target 275
P-1
B1 = 665000
B2 = 12801250
LL
StatusDateUserResidueShiftSoftware
Unverified2017-01-22delamathB2945C30BF8D99__59798078Linux 64-bit,Prime95,v28.10,build 1
PRP
StatusProofDateUserResidueShiftTypeBase
Verified
Certified Good
Power=9
2025-11-21GregE98B1A69B0CC5AAB013
History
DateUserTypeResult
2025-11-21mhoneyCERT
Proof certified good
2025-11-21GregC-PRP
Proof Certified Good

Proof Power: 9

2025-08-12ElectricBillNFno factor TF: 75-76
2017-01-22delamathC-LLB2945C30BF8D99__
2016-09-06Massimo Cappelli (ik5pwa)NF-PM1B1=665000, B2=12801250
2016-08-14TheJudgerNFno factor TF: 74-75
2016-08-14TheJudgerNFno factor TF: 73-74
2016-08-10RichD0NFno factor TF: 72-73
2016-02-21RichD0NFno factor TF: 71-72
2013-01-22Florimond C.NFno factor TF: 70-71
2010-12-03CommasterNFno factor TF: 69-70
2010-12-02-anonymous-NFno factor TF: 68-69
2010-11-25-anonymous-NFno factor TF: 67-68
2010-11-22sunithayaNFno factor TF: 66-67
2010-11-20sunithayaNFno factor TF: 65-66
2009-07-01Patrik JohanssonNFno factor TF: 64-65
2009-05-30Architects CubedNFno factor TF: 63-64