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

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MnStatusDetails
336613Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
2019679720.9old
588372594971135.82008-07-21 09:17:08
ECM
DigitsB1Curves
2550000280 / 280
30250000473 / 640
Estimated T-Level: 28.7
TF below 2^90 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-23Oliver KruseEFDEF1B004361E7D2013
Verified2017-10-13Oliver KruseEFDEF1B004361E7D29524213
Verified2017-12-12ATHEFDEF1B004361E7D27657413
Verified2020-04-18Oliver KruseC4854B5E86CA7B9F218879753
Verified2024-09-09kkmrkkblmbrbkC4854B5E86CA7B9F210468453
History
DateUserTypeResult
2024-09-09dirkswansonCERT
PRP Certification
Proof certified good
2024-09-09kkmrkkblmbrbkC-PRP
M336613/2019679/58837259497 : C4854B5E86CA7B9F
PRP proof power = 5
PRP: Verified
Proof certified good
2021-06-10George WoltmanNF-PP1
Start=2/7, B1=10000000, B2=830000000
2021-06-10George WoltmanNF-PM1
B1=20000000, B2=1820000000
2020-04-18Oliver KruseC-PRP
M336613/2019679/58837259497 : C4854B5E86CA7B9F
PRP: Verified
PRP without proof (small exponent)
2017-12-12ATHC-PRP
M336613/2019679/58837259497 : EFDEF1B004361E7D
PRP: Verified
PRP without proof (small exponent)
2017-10-13Oliver KruseC-PRP
M336613/2019679/58837259497 : EFDEF1B004361E7D
PRP: Verified
PRP without proof (small exponent)
2017-09-23Oliver KruseC-PRP
M336613/2019679/58837259497 : EFDEF1B004361E7D
PRP: Verified
PRP without proof (not generated)
2017-09-22Oliver KruseC-PRP
M336613/2019679/58837259497 : EFDEF1B004361E7D
PRP without proof (not generated)
2008-07-21J FeitsmaF
Factor: 58837259497