Marin Mersenne 2^P-1
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MnStatusDetails
11621723Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
188308404810231444.1old
3810008208662012331858.42015-09-02 11:20:43
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2021-09-23mrhDB5A38D1A9B4B80A2954476353
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=6973032, B2=448721460
2025-02-10yuriy_5-1NF-PM1
B1=4648688, B2=600169020
2024-06-17yuriy_5-1NF-PM1
B1=262144, B2=137022600
2021-09-23carldsCERT
PRP Certification
Proof certified good
2021-09-23mrhC-PRP
M11621723/18830840481023/381000820866201233 : DB5A38D1A9B4B80A
PRP proof power = 8
PRP: Verified
Proof certified good
2015-09-02TJAOIF
Factor: 381000820866201233 / TF: 58-59