Marin Mersenne 2^P-1
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Finding World Record Primes Since 1996

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MnStatusDetails
11654191Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
209775439927.6old
63829771023191342.52008-09-08 07:37:43
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2021-09-30happy5214752CAE29C4FEFB5C2152769353
History
DateUserTypeResult
2025-06-11yuriy_5-1F
Factors: 209775439,6382977102319 / TF: 70-71
2025-05-05yuriy_5-1NF
no factor from 2^69 to 2^70
2025-03-31yuriy_5-1NF
no factor from 2^68 to 2^69
2025-03-11yuriy_5-1NF-PM1
B1=6992514, B2=453435840
2025-02-10yuriy_5-1NF-PM1
B1=4661676, B2=598008840
2024-06-17yuriy_5-1NF-PM1
B1=262144, B2=137022600
2021-09-30curtiscCERT
PRP Certification
Proof certified good
2021-09-30happy5214C-PRP
M11654191/209775439/6382977102319 : 752CAE29C4FEFB5C
PRP proof power = 8
PRP: Verified
Proof certified good
2008-09-08Will EdgingtonF
Factor: 6382977102319