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

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MnStatusDetails
5113231Factored
FactorDigitsBitsDate
173629065605801591753.9old
7908706887873465982092169.42019-11-13 13:08:37
ECM
DigitsB1Curves
25500002 / 280
Estimated T-Level: 20.0
TF below 2^62 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-09-20kkmrkkblmbrbk46B948CC5F2D9B741013
Verified (Factored)2018-05-10Oliver Kruse46B948CC5F2D9B741504876713
Verified2019-11-14mnd97CD95EEB1ECBE83625160653
Verified2019-11-14ATH7CD95EEB1ECBE8362362262653
History
DateUserTypeResult
2023-05-11This -Anonymous-NF-PM1
B1=50000, B2=1000000
2019-11-14ATHC-PRP
M5113231/17362906560580159/790870688787346598209 : 7CD95EEB1ECBE836
PRP: Verified
PRP without proof (not generated)
2019-11-14mnd9C-PRP
M5113231/17362906560580159/790870688787346598209 : 7CD95EEB1ECBE836
PRP: Verified
PRP without proof (not generated)
2019-11-13_p95holder_F-ECM
Factor: 790870688787346598209 / (ECM curve 2, B1=50000, B2=5000000)
2018-05-10Oliver KruseC-PRP
M5113231/17362906560580159 : 46B948CC5F2D9B74
PRP: Verified
PRP without proof (not generated)
2017-09-20kkmrkkblmbrbkC-PRP
M5113231/17362906560580159 : 46B948CC5F2D9B74
PRP: Verified
PRP without proof (not generated)