Marin Mersenne 2^P-1
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Finding World Record Primes Since 1996

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Exponent Range:










MnStatusDetails
231079Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
336569415014871444.9old
1761005587839920143786127292787.22017-06-09 09:18:28
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
351000000177 / 1566
Estimated T-Level: 30.6
TF below 2^97 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-22Oliver KruseEDE93382221AAC912013
Verified2017-10-12kkmrkkblmbrbkEDE93382221AAC91215163913
Verified2020-04-17Oliver Kruse552CC763799D3B62212785853
Verified2024-02-03Wentao Huang552CC763799D3B62216816853
History
DateUserTypeResult
2024-02-03Naegi MakotoCERT
PRP Certification
Proof certified good
2024-02-03Wentao HuangC-PRP
M231079/33656941501487/176100558783992014378612729 : 552CC763799D3B62
PRP proof power = 5
PRP: Verified
Proof certified good
2022-03-24Oliver KruseNF-PM1
B1=30000000, B2=10070832992220
2021-07-09Oliver KruseNF-PM1
B1=30000000, B2=3000000000, E=24
2020-04-17Oliver KruseC-PRP
M231079/33656941501487/176100558783992014378612729 : 552CC763799D3B62
PRP: Verified
PRP without proof (small exponent)
2017-10-12kkmrkkblmbrbkC-PRP
M231079/33656941501487/176100558783992014378612729 : EDE93382221AAC91
PRP: Verified
PRP without proof (small exponent)
2017-09-22Oliver KruseC-PRP
M231079/known_factors : EDE93382221AAC91
PRP without proof (not generated)
2017-06-09TJAOIF-ECM
Factor: 176100558783992014378612729 / (ECM curve 11, B1=250000, B2=25000000)