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
794203Factored
FactorDigitsBitsDate
7942031722.9old
57182617825.82008-07-16 09:26:47
58405688631032.42008-07-16 09:26:47
31407440649591341.52008-07-16 09:26:47
79203974986871342.82008-07-16 09:26:47
197599628371271444.22008-07-16 09:26:47
380603870530331445.12012-03-06 17:17:51
2167680924772193669562669132787.52012-12-26 22:54:28
3851307759638997396348041032788.32012-05-04 12:07:02
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
403000000767 / 4588
Estimated T-Level: 35.8
TF below 2^114 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-10-05Oliver Kruse75991D4DCB45905F9013
Verified2017-10-13Oliver Kruse75991D4DCB45905F970447613
Verified2017-12-17ATH75991D4DCB45905F935063413
Unverified (Reliable)2020-04-21Oliver KruseD0FBC018C2B74D__929580753
History
DateUserTypeResult
2022-11-17LordJuliusNF
no factor from 2^63 to 2^64
2022-11-17LordJuliusNF
no factor from 2^62 to 2^63
2022-11-17LordJuliusNF
no factor from 2^61 to 2^62
2022-11-17LordJuliusNF
no factor from 2^60 to 2^61
2021-12-22Seth_TrNF-PM1
B1=1000000000, B2=1001380680300
2021-10-13nordiNF-PP1
Start=6/5, B1=100000000, B2=10000000000
2021-10-03nordiNF-PP1
Start=2/7, B1=100000000, B2=10000000000
2021-07-02Seth_TrNF-PM1
B1=1000000000, B2=211000000000
2021-03-05Seth_TrNF-PM1
B1=130000000, B2=19630000000
2020-04-21Oliver KruseC-PRP
M794203/7942031/57182617/5840568863/3140744064959/7920397498687/19759962837127/38060387053033/216768092477219366956266913/385130775963899739634804103 : D0FBC018C2B74D__
PRP: Unverified (Reliable)
PRP without proof (small exponent)
2018-04-13KrieselNF
no factor from 2^71 to 2^72
2017-12-17ATHC-PRP
M794203/7942031/57182617/5840568863/3140744064959/7920397498687/19759962837127/38060387053033/216768092477219366956266913/385130775963899739634804103 : 75991D4DCB45905F
PRP: Unverified (Reliable)
PRP without proof (small exponent)
2017-11-22ATHNF-PM1
B1=100000000, B2=10000000000, E=12
2017-11-03ATHNF
no factor from 2^70 to 2^71
2017-11-03ATHNF
no factor from 2^69 to 2^70
2017-11-03ATHNF
no factor from 2^68 to 2^69
2017-11-03ATHNF
no factor from 2^67 to 2^68
2017-11-03ATHNF
no factor from 2^66 to 2^67
2017-11-03ATHNF
no factor from 2^65 to 2^66
2017-11-03ATHNF
no factor from 2^64 to 2^65
2017-11-03ATHNF
no factor from 2^53 to 2^64
2017-10-13Oliver KruseC-PRP
M794203/7942031/19759962837127/3140744064959/57182617/5840568863/7920397498687/38060387053033/385130775963899739634804103/216768092477219366956266913 : 75991D4DCB45905F
PRP: Unverified (Reliable)
PRP without proof (small exponent)
2017-10-05Oliver KruseC-PRP
M794203/7942031/19759962837127/3140744064959/57182617/5840568863/7920397498687/38060387053033/385130775963899739634804103/216768092477219366956266913 : 75991D4DCB45905F
PRP: Unverified (Reliable)
PRP without proof (not generated)
2017-09-28Oliver KruseC-PRP
M794203/7942031/19759962837127/3140744064959/57182617/5840568863/7920397498687/38060387053033/385130775963899739634804103/216768092477219366956266913 : 75991D4DCB45905F
PRP without proof (not generated)
2012-12-26Never Odd Or EvenF-ECM
Factor: 216768092477219366956266913
2012-05-04AxonF-ECM
Factor: 385130775963899739634804103
2012-03-06AxonF
Factor: 38060387053033
2008-07-16J FeitsmaF
Factor: 7920397498687
2008-07-16J FeitsmaF
Factor: 5840568863
2008-07-16J FeitsmaF
Factor: 57182617
2008-07-16J FeitsmaF
Factor: 3140744064959
2008-07-16J FeitsmaF
Factor: 19759962837127