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
3433Composite, with 5 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
4442303722.1old
5952823722.5old
12688369823.6old
930224906928471446.4old
690987397623829938073732838719324934112.42009-05-25 06:51:48
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000009201 / 9201
504400000016550 / 16550
5511000000014795 / 40830
Estimated T-Level: 51.8
TF below 2^167 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-21Oliver Kruse59D8BF17C486CC675013
Verified2017-10-02kkmrkkblmbrbk59D8BF17C486CC675013
Verified2017-12-07ATH59D8BF17C486CC67553813
Verified2020-04-17Oliver KruseE1D3CC2F2466288A515053
Verified2024-02-03Wentao HuangE1D3CC2F2466288A545253
History
DateUserTypeResult
2024-02-03Wentao HuangC-PRP
M3433/4442303/5952823/12688369/93022490692847/6909873976238299380737328387193249 : E1D3CC2F2466288A
PRP: Verified
PRP without proof (small exponent)
2022-05-04mikrNF-PM1
B1=90000000000, B2=353940654665928330
2021-08-27Seth_TrNF-PM1
B1=100000000
2020-04-17Oliver KruseC-PRP
M3433/4442303/5952823/12688369/93022490692847/6909873976238299380737328387193249 : E1D3CC2F2466288A
PRP: Verified
PRP without proof (small exponent)
2017-12-07ATHC-PRP
M3433/4442303/5952823/12688369/93022490692847/6909873976238299380737328387193249 : 59D8BF17C486CC67
PRP: Verified
PRP without proof (small exponent)
2017-10-02kkmrkkblmbrbkC-PRP
M3433/4442303/5952823/12688369/93022490692847/6909873976238299380737328387193249 : 59D8BF17C486CC67
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M3433/known_factors : 59D8BF17C486CC67
PRP without proof (not generated)
2009-05-25unconnectedF-ECM
Factor: 6909873976238299380737328387193249