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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
17747Factored
FactorDigitsBitsDate
1739207720.7old
5111137722.32008-08-26 19:58:51
33115903825.02008-08-26 19:58:51
839167295802784088693718472686.12014-09-04 20:17:32
97266550108959221636507551287021733109.62017-11-17 08:39:02
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000001208 / 4588
Estimated T-Level: 36.3
TF below 2^116 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-09-21Oliver KruseDC3B703751DD041E4013
Verified (Factored)2017-10-02kkmrkkblmbrbkDC3B703751DD041E4013
Verified (Factored)2017-11-17Robin896CE654E77282F41C1013
Verified (Factored)2017-11-17Robin8987A5E6644EC71E712013
Verified (Factored)2017-11-17Robin894CC64EA6FFC6CF091013
Verified2017-11-17kkmrkkblmbrbk4F86CBD9F60F8F935949853
Verified2017-11-18Oliver Kruse4F86CBD9F60F8F935587553
History
DateUserTypeResult
2023-05-20JacobZNF-PM1
B1=6000000000, B2=17613225783603450
2021-08-27Seth_TrNF-PM1
B1=400000000
2017-11-18Oliver KruseC-PRP
M17747/1739207/5111137/33115903/83916729580278408869371847/972665501089592216365075512870217 : 4F86CBD9F60F8F93
PRP: Verified
PRP without proof (small exponent)
2017-11-17kkmrkkblmbrbkC-PRP
M17747/1739207/5111137/33115903/83916729580278408869371847/972665501089592216365075512870217 : 4F86CBD9F60F8F93
PRP: Verified
PRP without proof (small exponent)
2017-11-17Robin89C-PRP
M17747/known_factors : 4CC64EA6FFC6CF09
PRP: Verified
PRP without proof (not generated)
2017-11-17Robin89C-PRP
M17747/1739207/5111137 : 87A5E6644EC71E71
PRP: Verified
PRP without proof (not generated)
2017-11-17Robin89C-PRP
M17747/1739207 : 6CE654E77282F41C
PRP: Verified
PRP without proof (not generated)
2017-11-17James HintzF-ECM
Factor: 972665501089592216365075512870217 / (ECM curve 389, B1=1000000, B2=100000000)
2017-10-02kkmrkkblmbrbkC-PRP
M17747/1739207/5111137/33115903/83916729580278408869371847 : DC3B703751DD041E
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M17747/1739207/5111137/33115903/83916729580278408869371847 : DC3B703751DD041E
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M17747/1739207/5111137/33115903/83916729580278408869371847 : DC3B703751DD041E
PRP without proof (not generated)
2014-09-04James HintzF-ECM
Factor: 83916729580278408869371847 / (ECM curve 133, B1=250000, B2=25000000)
2008-08-26-Anonymous-F
Factor: 33115903
2008-08-26-Anonymous-F
Factor: 5111137