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
7333Factored
FactorDigitsBitsDate
54911031023931342.3old
40438037065186011651.8old
210333396982139432764931275391331100.7old
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000002050 / 9201
Estimated T-Level: 41.1
TF below 2^132 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-21Oliver Kruse9E76E570B4494FC03013
Verified2017-10-02kkmrkkblmbrbk9E76E570B4494FC03013
Verified2017-12-07ATH9E76E570B4494FC03597713
Unverified (Reliable)2020-04-17Oliver Kruse7C68CE1EC6498A__3441453
History
DateUserTypeResult
2023-08-30-Anonymous-NF-PM1
B1=33000000000, B2=136591402877229300
2021-12-16Lisander ViaeneNF-PM1
B1=100000000
2020-04-17Oliver KruseC-PRP
M7333/5491103102393/4043803706518601/2103333969821394327649312753913 : 7C68CE1EC6498A__
PRP: Unverified (Reliable)
PRP without proof (small exponent)
2017-12-07ATHC-PRP
M7333/5491103102393/4043803706518601/2103333969821394327649312753913 : 9E76E570B4494FC0
PRP: Unverified (Reliable)
PRP without proof (small exponent)
2017-10-02kkmrkkblmbrbkC-PRP
M7333/5491103102393/4043803706518601/2103333969821394327649312753913 : 9E76E570B4494FC0
PRP: Unverified (Reliable)
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M7333/known_factors : 9E76E570B4494FC0
PRP without proof (not generated)