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
14154299
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 273
TF target 269
Factored
FactorDigitsBitsDate
152595735493772903714124792683.72025-03-26 14:42:30
P-1 factors
DateFactorsB1B2
2025-03-2615259573549377290371412479
6750724383067300
ECM
DigitsB1Curves
25500001 / 280
Estimated T-Level: 20.0
TF below 2^61 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShiftSoftware
Factored2002-02-24Darren Esau0B5F052EBC69FA865909122Windows,Prime95,v21,(aka WX1)
Factored2002-03-16Team love_fest0B5F052EBC69FA8611288900Windows,Prime95,v18,(aka WU1)
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
Certified Good
2025-04-03Jason Lynch3DF043402614A4921317593653
History
DateUserTypeResult
2025-04-03JurzalCERT
Proof certified good
2025-04-03Jason LynchC-PRP
Proof Certified Good

Proof Power: 8

2025-03-26NStormF-PM1Factor: 15259573549377290371412479 / B1=6750724, B2=383067300
2023-09-08Sid & AndyNFno factor TF: 72-73
2023-04-29storm5510NF-PM1B1=754000, B2=316551690
2022-12-22nordiNF-PM1B1=1600000
2021-10-19RichD0NFno factor TF: 71-72
2021-08-31SRBaseNFno factor TF: 70-71
2021-08-08SRBaseNFno factor TF: 69-70
2017-10-16ramgeisNFno factor TF: 68-69
2017-05-08mikrNFno factor TF: 67-68
2015-08-26ThaNFno factor TF: 66-67
2014-07-29NesowaNFno factor TF: 65-66
2002-03-16-anonymous-C-LL0B5F052EBC69FA86
2002-02-24-anonymous-C-LL0B5F052EBC69FA86
2002-02-10-anonymous-NF-PM1B1=155000, B2=1588750
2000-12-14-anonymous-NFno factor TF: 1-65
2000-08-17Net_ForceNFno factor TF: 1-56