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

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MnStatusDetails
11692973Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
654806489929.3old
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2021-12-14LaurV19647BCE56F4D8571480184653
History
DateUserTypeResult
2025-06-19yuriy_5-1NF
no factor from 2^70 to 2^71
2025-05-07yuriy_5-1NF
no factor from 2^69 to 2^70
2025-03-19yuriy_5-1NF
no factor from 2^68 to 2^69
2025-03-11yuriy_5-1NF-PM1
B1=7015782, B2=453435840
2025-02-14yuriy_5-1NF-PM1
B1=4677188, B2=604581120
2024-06-17yuriy_5-1NF-PM1
B1=262144, B2=137022600
2021-12-14carldsCERT
PRP Certification
Proof certified good
2021-12-14LaurVC-PRP
M11692973/654806489 : 19647BCE56F4D857
PRP proof power = 8
PRP: Verified
Proof certified good