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

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MnStatusDetails
11677073Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
96919705911033.2old
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2021-10-07mrh69EF63B7B52083991501768553
History
DateUserTypeResult
2025-06-16yuriy_5-1NF
no factor from 2^70 to 2^71
2025-05-06yuriy_5-1NF
no factor from 2^69 to 2^70
2025-03-28yuriy_5-1NF
no factor from 2^68 to 2^69
2025-03-11yuriy_5-1NF-PM1
B1=7006242, B2=453435840
2025-02-10yuriy_5-1NF-PM1
B1=4670828, B2=598008840
2024-06-17yuriy_5-1NF-PM1
B1=262144, B2=137022600
2021-10-07curtiscCERT
PRP Certification
Proof certified good
2021-10-07mrhC-PRP
M11677073/9691970591 : 69EF63B7B5208399
PRP proof power = 8
PRP: Verified
Proof certified good