Marin Mersenne 2^P-1
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MnStatusDetails
11644783Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
998040813954971446.5old
11243359355727752879527316412889.92025-01-21 19:25:52
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified (Factored)2021-09-27LaurVC4EDAA957EE658E211104253853
Verified2025-01-27yuriy_5-1C4EDAA957EE658E22107788553
P-1 factors
DateFactorB1B2
2025-01-2111243359355727752879527316412328956302290560
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
2025-04-04yuriy_5-1NF
no factor from 2^68 to 2^69
2025-03-11yuriy_5-1NF-PM1
B1=6986868, B2=453435840
2025-02-10yuriy_5-1NF-PM1
B1=4657912, B2=598008840
2025-01-27jeriffeeCERT
PRP Certification
Proof certified good
2025-01-27yuriy_5-1C-PRP
M11644783/99804081395497/1124335935572775287952731641 : C4EDAA957EE658E2
PRP proof power = 8
PRP: Verified
Proof certified good
2025-01-21yuriy_5-1F-PM1
Factor: 1124335935572775287952731641 / (P-1, B1=2328956, B2=302290560)
2024-06-17yuriy_5-1NF-PM1
B1=262144, B2=137022600
2021-09-28curtiscCERT
PRP Certification
Proof certified good
2021-09-27LaurVC-PRP
M11644783/99804081395497 : C4EDAA957EE658E2
PRP proof power = 8
PRP: Verified (Factored)
Proof certified good