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

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Exponent Range:










MnStatusDetails
234341Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
14529143823.8old
830035823929.62008-07-21 09:14:33
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
351000000190 / 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 Kruse2FA0895A708DB6AC2013
Verified2017-10-12kkmrkkblmbrbk2FA0895A708DB6AC215574813
Verified2020-04-17Oliver Kruse702B9500B2BEB646216752953
Verified2024-02-03Wentao Huang702B9500B2BEB64621588953
History
DateUserTypeResult
2024-02-03Naegi MakotoCERT
PRP Certification
Proof certified good
2024-02-03Wentao HuangC-PRP
M234341/14529143/830035823 : 702B9500B2BEB646
PRP proof power = 5
PRP: Verified
Proof certified good
2022-03-29Oliver KruseNF-PM1
B1=30000000, B2=10070832992220
2021-07-04Oliver KruseNF-PM1
B1=30000000, B2=3000000000, E=24
2021-04-22nordiNF-PP1
Start=2/7, B1=10000000, B2=1000000000
2020-04-17Oliver KruseC-PRP
M234341/14529143/830035823 : 702B9500B2BEB646
PRP: Verified
PRP without proof (small exponent)
2017-10-12kkmrkkblmbrbkC-PRP
M234341/14529143/830035823 : 2FA0895A708DB6AC
PRP: Verified
PRP without proof (small exponent)
2017-09-22Oliver KruseC-PRP
M234341/14529143/830035823 : 2FA0895A708DB6AC
PRP: Verified
PRP without proof (not generated)
2017-09-22Oliver KruseC-PRP
M234341/14529143/830035823 : 2FA0895A708DB6AC
PRP without proof (not generated)
2008-07-21J FeitsmaF
Factor: 830035823