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
5622943Factored
FactorDigitsBitsDate
136739290168311443.6old
124247943587062504439112373.42021-07-22 03:58:40
ECM
DigitsB1Curves
255000010 / 280
Estimated T-Level: 20.2
TF below 2^62 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-12-10Oliver Kruse98B433D6706F80271123020653
Verified (Factored)2018-04-06kkmrkkblmbrbk98B433D6706F80271315079053
Verified2021-07-22ATH98B433D6706F80272153794153
History
DateUserTypeResult
2023-05-12This -Anonymous-NF-PM1
B1=50000, B2=1000000, E=6
2021-07-22Ben DeloCERT
PRP Certification
Proof certified good
2021-07-22ATHC-PRP
M5622943/13673929016831/12424794358706250443911 : 98B433D6706F8027
PRP proof power = 7
PRP: Verified
Proof certified good
2021-07-22ATHF-PP1
Start=2/7, B1=500000, B2=50000000, Factor: 12424794358706250443911
2018-04-06kkmrkkblmbrbkC-PRP
M5622943/13673929016831 : 98B433D6706F8027
PRP: Verified (Factored)
PRP without proof (not generated)
2017-12-10Oliver KruseC-PRP
M5622943/13673929016831 : 98B433D6706F8027
PRP: Verified (Factored)
PRP without proof (not generated)