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
344293Factored
FactorDigitsBitsDate
2065759721.0old
330563048479795710126665401725988734111.32018-06-08 13:17:40
ECM
DigitsB1Curves
2550000280 / 280
30250000297 / 640
Estimated T-Level: 27.3
TF below 2^86 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-09-23Oliver KruseE4FB00664FB0B80B1013
Verified (Factored)2017-10-13Oliver KruseE4FB00664FB0B80B16335013
Verified (Factored)2017-12-13ATHE4FB00664FB0B80B129614613
Verified2018-06-09Daniil Tsarkov8D6D3C4A6B1673C825836853
Verified2018-06-14_p95holder_8D6D3C4A6B1673C8221736353
History
DateUserTypeResult
2023-11-16USAFSSNF-PM1
B1=1350000, B2=5367308100
2022-02-06Lisander ViaeneNF-PM1
B1=50000
2018-06-14_p95holder_C-PRP
M344293/2065759/3305630484797957101266654017259887 : 8D6D3C4A6B1673C8
PRP: Verified
PRP without proof (small exponent)
2018-06-09Daniil TsarkovC-PRP
M344293/2065759/3305630484797957101266654017259887 : 8D6D3C4A6B1673C8
PRP: Verified
PRP without proof (small exponent)
2018-06-08TJAOIF-ECM
Factor: 3305630484797957101266654017259887 / (ECM curve 41, B1=250000, B2=25000000)
2017-12-13ATHC-PRP
M344293/2065759 : E4FB00664FB0B80B
PRP: Verified
PRP without proof (small exponent)
2017-10-13Oliver KruseC-PRP
M344293/2065759 : E4FB00664FB0B80B
PRP: Verified
PRP without proof (small exponent)
2017-09-23Oliver KruseC-PRP
M344293/2065759 : E4FB00664FB0B80B
PRP: Verified
PRP without proof (not generated)
2017-09-22Oliver KruseC-PRP
M344293/2065759 : E4FB00664FB0B80B
PRP without proof (not generated)