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
274583Factored
FactorDigitsBitsDate
549167619.1old
228026331547276780254565168579131100.82022-06-13 11:11:36
ECM
DigitsB1Curves
2550000280 / 280
30250000538 / 640
Estimated T-Level: 29.2
TF below 2^92 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-09-22Oliver KruseD75E8D937AE336BA1013
Verified (Factored)2017-10-13Oliver Kruse32F8D113FECE67B6114838353
Verified (Factored)2017-10-13Oliver KruseD75E8D937AE336BA11741313
Verified (Factored)2017-11-02kkmrkkblmbrbk32F8D113FECE67B6122685753
Verified (Factored)2019-04-09kkmrkkblmbrbkD75E8D937AE336BA114928313
Verified (Factored)2022-05-12Jorge Coveiro32F8D113FECE67B61443153
Verified2022-06-14mnd932F8D113FECE67B6213253053
History
DateUserTypeResult
2022-06-14mnd9C-PRP
M274583/549167/2280263315472767802545651685791 : 32F8D113FECE67B6
PRP proof power = 5
PRP: Verified
PRP proof never uploaded
2022-06-13debrouxlF-ECM
Factor: 2280263315472767802545651685791 / (ECM curve 2, B1=250000, B2=36750000, Sigma=5711854598712511)
2022-05-12Jorge CoveiroC-PRP
M274583/549167 : 32F8D113FECE67B6
PRP proof power = 5
PRP: Verified (Factored)
PRP proof never uploaded
2022-04-05JossNF-PM1
B1=1000000, B2=103121878860
2022-01-03Lisander ViaeneNF-PM1
B1=100000
2019-04-09kkmrkkblmbrbkC-PRP
M274583/549167 : D75E8D937AE336BA
PRP: Verified (Factored)
PRP without proof (small exponent)
2017-11-02kkmrkkblmbrbkC-PRP
M274583/549167 : 32F8D113FECE67B6
PRP: Verified (Factored)
PRP without proof (small exponent)
2017-10-13Oliver KruseC-PRP
M274583/549167 : D75E8D937AE336BA
PRP: Verified (Factored)
PRP without proof (small exponent)
2017-10-13Oliver KruseC-PRP
M274583/549167 : 32F8D113FECE67B6
PRP: Verified (Factored)
PRP without proof (small exponent)
2017-09-22Oliver KruseC-PRP
M274583/549167 : D75E8D937AE336BA
PRP: Verified (Factored)
PRP without proof (not generated)
2017-09-22Oliver KruseC-PRP
M274583/549167 : D75E8D937AE336BA
PRP without proof (not generated)