Marin Mersenne 2^P-1
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MnStatusDetails
11611519Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
116115191926.8old
171266920849501684258351132683.82024-05-27 19:34:03
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2021-09-17RichD0EF0D8CAFF20D47071663240753
Verified2024-05-28yuriy_5-1EF0D8CAFF20D47072909106753
P-1 factors
DateFactorB1B2
2024-05-271712669208495016842583511316800004037018700
History
DateUserTypeResult
2025-06-06yuriy_5-1NF
no factor from 2^70 to 2^71
2025-05-05yuriy_5-1NF
no factor from 2^69 to 2^70
2025-03-23yuriy_5-1NF
no factor from 2^68 to 2^69
2025-03-11yuriy_5-1NF-PM1
B1=6966906, B2=448721460
2025-02-10yuriy_5-1NF-PM1
B1=4644604, B2=594559020
2024-05-28ANONYMOUSCERT
PRP Certification
Proof certified good
2024-05-28yuriy_5-1C-PRP
M11611519/116115191/17126692084950168425835113 : EF0D8CAFF20D4707
PRP proof power = 8
PRP: Verified
Proof certified good
2024-05-27yuriy_5-1F-PM1
Factor: 17126692084950168425835113 / (P-1, B1=1680000, B2=4037018700)
2021-09-17irowikiCERT
PRP Certification
Proof certified good
2021-09-17RichD0C-PRP
M11611519/116115191 : EF0D8CAFF20D4707
PRP proof power = 8
PRP: Verified (Factored)
Proof certified good