Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnDetails
8324167
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
41249800645902834016991212581.82013-07-13 11:49:00
LL
StatusDateUserResidueShiftSoftware
Factored1999-10-29Craig Roebuck83ED3883F3BEFDEC5252645Windows,Prime95,v18,(aka WU1)
Factored2002-09-14Jürgen Herles83ED3883F3BEFDEC4235067Linux 32-bit,Prime95,v22,(aka WY2)
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-11Oliver Kruse734B2D30071514631160063553
Verified
PRP without proof (not generated)
2020-04-19ATH734B2D30071514631486833153
History
DateUserTypeResult
2025-03-14beepNF-PM1B1=1750000, B2=6798611820
2020-04-19ATHC-PRPM8324167/4124980064590283401699121 : 734B2D3007151463
2018-10-11Oliver KruseC-PRPM8324167/4124980064590283401699121 : 734B2D3007151463
2013-07-13ChappyF-ECMFactor: 4124980064590283401699121
2012-07-31firejugglerNF-PM1B1=95000, B2=1662500, E=6
2002-09-14JC_HerlesC-LL83ED3883F3BEFDEC
2002-09-07JC_HerlesNF-PM1B1=45000, B2=675000
2002-09-07JC_HerlesNFno factor TF: 1-64
1999-10-29-anonymous-C-LL83ED3883F3BEFDEC
1999-06-06-anonymous-NFno factor TF: 1-63