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

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MnStatusDetails
11624681Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
33971037779931341.6old
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2021-09-23LaurV671356B14CC52E391420467453
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
2025-03-28yuriy_5-1NF
no factor from 2^68 to 2^69
2025-03-11yuriy_5-1NF-PM1
B1=6974808, B2=448598700
2025-02-10yuriy_5-1NF-PM1
B1=4649872, B2=598008840
2024-06-17yuriy_5-1NF-PM1
B1=262144, B2=137022600
2021-09-23LovinTenderTuCERT
PRP Certification
Proof certified good
2021-09-23LaurVC-PRP
M11624681/3397103777993 : 671356B14CC52E39
PRP proof power = 8
PRP: Verified
Proof certified good