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
599309Factored
FactorDigitsBitsDate
4794473722.2old
22773743824.42008-07-21 09:22:23
425509391928.72008-07-21 09:22:23
2096715088164975055505223210013097.42023-01-04 09:18:14
ECM
DigitsB1Curves
2550000280 / 280
30250000210 / 640
Estimated T-Level: 26.6
TF below 2^83 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-09-27Oliver Kruse2678E0044F9AE98E3013
Verified (Factored)2017-10-13Oliver Kruse2678E0044F9AE98E315791213
Verified (Factored)2017-12-16ATH2678E0044F9AE98E328243713
Verified (Factored)2020-04-19Oliver KruseB43155A8549BE67B310583853
Verified2023-01-04Wentao HuangB43155A8549BE67B44480053
P-1 factors
DateFactorB1B2
2023-01-0420967150881649750555052232100117500005399784390
History
DateUserTypeResult
2023-01-04TTB AuditorCERT
PRP Certification
Proof certified good
2023-01-04Wentao HuangC-PRP
M599309/4794473/22773743/425509391/209671508816497505550522321001 : B43155A8549BE67B
PRP proof power = 6
PRP: Verified
Proof certified good
2023-01-04USAFSSF-PM1
Factor: 209671508816497505550522321001 / (P-1, B1=1750000, B2=5399784390)
2020-04-19Oliver KruseC-PRP
M599309/4794473/22773743/425509391 : B43155A8549BE67B
PRP: Verified (Factored)
PRP without proof (small exponent)
2017-12-16ATHC-PRP
M599309/4794473/22773743/425509391 : 2678E0044F9AE98E
PRP: Verified (Factored)
PRP without proof (small exponent)
2017-10-13Oliver KruseC-PRP
M599309/4794473/22773743/425509391 : 2678E0044F9AE98E
PRP: Verified (Factored)
PRP without proof (small exponent)
2017-09-27Oliver KruseC-PRP
M599309/4794473/22773743/425509391 : 2678E0044F9AE98E
PRP: Verified (Factored)
PRP without proof (not generated)
2008-07-21J FeitsmaF
Factor: 425509391
2008-07-21J FeitsmaF
Factor: 22773743