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

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MnStatusDetails
11680373Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
756888170411136.1old
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2021-10-08kutens26C6E22330DC71F41302070853
History
DateUserTypeResult
2025-06-17yuriy_5-1NF
no factor from 2^70 to 2^71
2025-05-07yuriy_5-1NF
no factor from 2^69 to 2^70
2025-03-21yuriy_5-1NF
no factor from 2^68 to 2^69
2025-03-11yuriy_5-1NF-PM1
B1=7008222, B2=453435840
2025-02-10yuriy_5-1NF-PM1
B1=4672148, B2=604581120
2024-06-17yuriy_5-1NF-PM1
B1=262144, B2=137022600
2021-10-08curtiscCERT
PRP Certification
Proof certified good
2021-10-08kutensC-PRP
M11680373/75688817041 : 26C6E22330DC71F4
PRP proof power = 8
PRP: Verified
Proof certified good