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
46649Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
23133239111031.1old
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
403000000833 / 4588
Estimated T-Level: 35.9
TF below 2^114 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-21Oliver Kruse2A20BEB08C416B751013
Verified2017-09-21Oliver Kruse2A20BEB08C416B751013
Verified2017-11-06kkmrkkblmbrbk2A20BEB08C416B7514502413
Verified2020-04-17Oliver Kruse73BB09102F159D3512018553
Verified2024-07-01kkmrkkblmbrbk73BB09102F159D351224953
History
DateUserTypeResult
2024-12-15masserNF-PP1
Start=194/71, B1=45000000, B2=44955000000
2024-12-11masserNF-PP1
Start=6/5, B1=45000000, B2=44955000000
2024-11-30masserNF-PP1
Start=2/7, B1=45000000, B2=44955000000
2024-07-01kkmrkkblmbrbkC-PRP
M46649/2313323911 : 73BB09102F159D35
PRP: Verified
PRP without proof (small exponent)
2023-04-29JacobZNF-PM1
B1=760000000, B2=537271789304250
2020-04-17Oliver KruseC-PRP
M46649/2313323911 : 73BB09102F159D35
PRP: Verified
PRP without proof (small exponent)
2017-11-06kkmrkkblmbrbkC-PRP
M46649/2313323911 : 2A20BEB08C416B75
PRP: Verified
PRP without proof (small exponent)
2017-09-21Oliver KruseC-PRP
M46649/2313323911 : 2A20BEB08C416B75
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M46649/2313323911 : 2A20BEB08C416B75
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M46649/2313323911 : 2A20BEB08C416B75
PRP without proof (not generated)
2016-09-26kkmrkkblmbrbkNF-PM1
B1=100000000, B2=2000000000, E=12