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

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MnStatusDetails
164011Composite, with 3 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
2952199721.5old
31634441691031.62008-07-27 10:49:19
55881827931032.42008-07-27 10:49:19
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
351000000163 / 1566
Estimated T-Level: 30.5
TF below 2^96 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-22Oliver Kruse29F0326F3BB7806C3013
Verified2017-10-12kkmrkkblmbrbk29F0326F3BB7806C314292113
Verified2020-04-17Oliver Kruse358486B08EB127DD39871353
Verified2024-02-03Wentao Huang358486B08EB127DD315580253
History
DateUserTypeResult
2024-02-03Naegi MakotoCERT
PRP Certification
Proof certified good
2024-02-03Wentao HuangC-PRP
M164011/2952199/3163444169/5588182793 : 358486B08EB127DD
PRP proof power = 5
PRP: Verified
Proof certified good
2020-04-17Oliver KruseC-PRP
M164011/2952199/3163444169/5588182793 : 358486B08EB127DD
PRP: Verified
PRP without proof (small exponent)
2017-10-12kkmrkkblmbrbkC-PRP
M164011/2952199/3163444169/5588182793 : 29F0326F3BB7806C
PRP: Verified
PRP without proof (small exponent)
2017-09-22Oliver KruseC-PRP
M164011/2952199/3163444169/5588182793 : 29F0326F3BB7806C
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M164011/2952199/3163444169/5588182793 : 29F0326F3BB7806C
PRP without proof (not generated)
2017-05-06kkmrkkblmbrbkNF-PM1
B1=100000000, B2=2000000000, E=12
2008-07-27J FeitsmaF
Factor: 5588182793
2008-07-27J FeitsmaF
Factor: 3163444169