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

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MnStatusDetails
11642879Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
2049062176698471547.5old
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2021-09-29LaurVD3E01C129042020711154090753
History
DateUserTypeResult
2025-03-10yuriy_5-1NF-PM1
B1=6985722, B2=453435840
2025-02-10yuriy_5-1NF-PM1
B1=4657148, B2=598008840
2024-12-04yuriy_5-1NF
no factor from 2^71 to 2^72
2024-12-04yuriy_5-1NF
no factor from 2^70 to 2^71
2024-12-04yuriy_5-1NF
no factor from 2^69 to 2^70
2024-12-04yuriy_5-1NF
no factor from 2^68 to 2^69
2024-06-17yuriy_5-1NF-PM1
B1=262144, B2=137022600
2021-09-29Ignacio_LarrosaCERT
PRP Certification
Proof certified good
2021-09-29LaurVC-PRP
M11642879/204906217669847 : D3E01C1290420207
PRP proof power = 8
PRP: Verified
Proof certified good