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

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MnStatusDetails
11633071Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
209395279927.6old
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2021-09-26LaurV589D37D5931D13E91675607453
History
DateUserTypeResult
2025-06-10yuriy_5-1NF
no factor from 2^70 to 2^71
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
2025-03-10yuriy_5-1NF-PM1
B1=6979842, B2=448598700
2025-02-10yuriy_5-1NF-PM1
B1=4653228, B2=598008840
2024-06-17yuriy_5-1NF-PM1
B1=262144, B2=137022600
2021-09-26curtiscCERT
PRP Certification
Proof certified good
2021-09-26LaurVC-PRP
M11633071/209395279 : 589D37D5931D13E9
PRP proof power = 8
PRP: Verified
Proof certified good