Marin Mersenne 2^P-1
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MnStatusDetails
2105483Composite, with 3 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
4210967722.0old
14168064469811183502355432580.22022-08-18 19:22:51
286766968201235222419096719912994.52024-10-23 07:34:41
ECM
DigitsB1Curves
2550000280 / 280
30250000165 / 640
Estimated T-Level: 26.3
TF below 2^82 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-10-07Oliver Kruse7A2B4F65D390B55F1013
Verified (Factored)2017-11-17kkmrkkblmbrbk7A2B4F65D390B55F110381713
Verified (Factored)2022-08-21_p95holder_0ED7730F0F1E7DFC277202753
Verified (Factored)2022-08-27electron18970ED7730F0F1E7DFC294473153
Verified2024-10-23Naegi Makoto0ED7730F0F1E7DFC3200235853
History
DateUserTypeResult
2024-10-23LOBESCERT
PRP Certification
Proof certified good
2024-10-23Naegi MakotoC-PRP
M2105483/4210967/1416806446981118350235543/28676696820123522241909671991 : 0ED7730F0F1E7DFC
PRP proof power = 7
PRP: Verified
Proof certified good
2024-10-23TJAOIF-ECM
Factor: 28676696820123522241909671991 / (ECM curve 24, B1=250000, B2=251325195, Edwards Sigma=2373538156236751)
2022-08-27Wojciech FlorekCERT
PRP Certification
Proof certified good
2022-08-27electron1897C-PRP
M2105483/4210967/1416806446981118350235543 : 0ED7730F0F1E7DFC
PRP proof power = 7
PRP: Verified (Factored)
Proof certified good
2022-08-21_p95holder_C-PRP
M2105483/4210967/1416806446981118350235543 : 0ED7730F0F1E7DFC
PRP: Verified (Factored)
PRP without proof (not generated)
2022-08-18_p95holder_F-ECM
Factor: 1416806446981118350235543 / (ECM curve 5, B1=50000, B2=5000000)
2017-11-17kkmrkkblmbrbkC-PRP
M2105483/4210967 : 7A2B4F65D390B55F
PRP: Verified (Factored)
PRP without proof (not generated)
2017-10-07Oliver KruseC-PRP
M2105483/4210967 : 7A2B4F65D390B55F
PRP: Verified (Factored)
PRP without proof (not generated)
2016-03-16alpertronNF-PM1
B1=500000, B2=15000000, E=12