Marin Mersenne 2^P-1
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MnStatusDetails
2937037Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
4230038168891238.6old
8217793922095182554849292479.42025-01-12 04:21:58
ECM
DigitsB1Curves
255000046 / 280
Estimated T-Level: 20.8
TF below 2^64 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-10-25Oliver Kruse0EB7D283DC9A5E72126893053
Verified (Factored)2017-12-09kkmrkkblmbrbk0EB7D283DC9A5E721223816253
Verified2025-01-12Ahmed Azhad0EB7D283DC9A5E722231271853
History
DateUserTypeResult
2025-01-12KnightLightCERT
PRP Certification
Proof certified good
2025-01-12Ahmed AzhadC-PRP
M2937037/423003816889/821779392209518255484929 : 0EB7D283DC9A5E72
PRP proof power = 7
PRP: Verified
Proof certified good
2025-01-12Ahmed AzhadF-ECM
Factor: 821779392209518255484929 / (ECM curve 19, B1=50000, B2=145935405, Edwards Sigma=137547652388206)
2023-02-09USAFSSNF-PM1
B1=360000, B2=282695490
2017-12-09kkmrkkblmbrbkC-PRP
M2937037/423003816889 : 0EB7D283DC9A5E72
PRP: Verified (Factored)
PRP without proof (not generated)
2017-10-25Oliver KruseC-PRP
M2937037/423003816889 : 0EB7D283DC9A5E72
PRP: Verified (Factored)
PRP without proof (not generated)