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
9544027Factored
FactorDigitsBitsDate
229056649927.8old
178952348615758756379592373.92022-03-11 06:25:51
ECM
DigitsB1Curves
255000041 / 280
Estimated T-Level: 20.7
TF below 2^64 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2020-08-11riccardo uberti40C9769B40E55E4D1644881653
Verified (Factored)2020-12-21Oliver Kruse40C9769B40E55E4D144463153
Verified2022-03-11riccardo uberti40C9769B40E55E4D2559936353
History
DateUserTypeResult
2022-03-11Richard ThomasCERT
PRP Certification
Proof certified good
2022-03-11riccardo ubertiC-PRP
M9544027/229056649/17895234861575875637959 : 40C9769B40E55E4D
PRP proof power = 8
PRP: Verified
Proof certified good
2022-03-11riccardo ubertiF-PP1
Start=6/5, B1=2300000, Factor: 17895234861575875637959
2022-03-06riccardo ubertiNF-PP1
Start=2/7, B1=2000000, B2=40000000
2020-12-21curtiscCERT
PRP Certification
Proof certified good
2020-12-21Oliver KruseC-PRP
M9544027/229056649 : 40C9769B40E55E4D
PRP proof power = 8
PRP: Verified (Factored)
Proof certified good
2020-08-11riccardo ubertiC-PRP
M9544027/229056649 : 40C9769B40E55E4D
PRP: Verified (Factored)
PRP without proof (not generated)