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
136733Factored
FactorDigitsBitsDate
820399619.6old
40199503825.32008-07-26 12:49:04
155055223927.22008-07-26 12:49:04
398166497928.62008-07-26 12:49:04
3830727722837648471858.42014-06-09 12:24:53
1042465514544439407912166.52014-06-09 12:24:53
124839998551263428162412373.42015-06-26 10:32:15
1122976813215154393780541628173096.52017-01-11 11:34:12
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
403000000992 / 4588
Estimated T-Level: 36.1 ⓘ
TF below 2^115 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2017-09-22Oliver Kruse425E44E0E56F0AD38013
Verified2017-10-09Chang Chia-Tche425E44E0E56F0AD38013
Verified2017-10-13kkmrkkblmbrbk425E44E0E56F0AD388834113
Verified2020-04-17Oliver Kruse256793488A1288D886929353
Verified2024-02-03Wentao Huang256793488A1288D8810301053
History
DateUserTypeResult
2024-02-03Naegi MakotoCERT
PRP Certification
Proof certified good
2024-02-03Wentao HuangC-PRP
M136733/820399/155055223/398166497/40199503/104246551454443940791/383072772283764847/12483999855126342816241/112297681321515439378054162817 : 256793488A1288D8
PRP proof power = 5
PRP: Verified
Proof certified good
2022-11-20LordJuliusNF
no factor from 2^65 to 2^66
2022-11-20LordJuliusNF
no factor from 2^64 to 2^65
2022-04-25LordJuliusNF
no factor from 2^63 to 2^64
2022-04-25LordJuliusNF
no factor from 2^62 to 2^63
2022-04-25LordJuliusNF
no factor from 2^61 to 2^62
2022-04-25LordJuliusNF
no factor from 2^60 to 2^61
2022-04-25LordJuliusNF
no factor from 2^59 to 2^60
2021-04-20Seth_TrNF-PM1
B1=2600000000, B2=678600000000
2021-02-23Seth_TrNF-PM1
B1=2000000000, B2=200000000000, E=12
2020-04-17Oliver KruseC-PRP
M136733/820399/40199503/155055223/398166497/383072772283764847/104246551454443940791/12483999855126342816241/112297681321515439378054162817 : 256793488A1288D8
PRP: Verified
PRP without proof (small exponent)
2017-10-13kkmrkkblmbrbkC-PRP
M136733/820399/40199503/155055223/398166497/383072772283764847/104246551454443940791/12483999855126342816241/112297681321515439378054162817 : 425E44E0E56F0AD3
PRP: Verified
PRP without proof (not generated)
2017-10-09Chang Chia-TcheC-PRP
M136733/known_factors : 425E44E0E56F0AD3
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M136733/820399/155055223/398166497/40199503/104246551454443940791/383072772283764847/12483999855126342816241/112297681321515439378054162817 : 425E44E0E56F0AD3
PRP without proof (not generated)
2017-01-11Ismo LaitelaF-ECM
Factor: 112297681321515439378054162817 / (ECM curve 326, B1=250000, B2=50000000)
2017-01-08kkmrkkblmbrbkNF-PM1
B1=100000000, B2=2000000000, E=12
2015-06-26TJAOIF-ECM
Factor: 12483999855126342816241
2014-06-09TJAOIF-ECM
Factor: 383072772283764847
2014-06-09TJAOIF-ECM
Factor: 104246551454443940791
2008-07-26J FeitsmaF
Factor: 40199503
2008-07-26J FeitsmaF
Factor: 398166497
2008-07-26J FeitsmaF
Factor: 155055223