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

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MnStatusDetails
11675267Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
5343216765254891548.9old
277594601906208662966812374.62025-01-24 21:06:48
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2021-10-07LaurV3F19CA9C368CC78D11141649753
Verified2025-01-28yuriy_5-13F19CA9C368CC78D2804640553
P-1 factors
DateFactorB1B2
2025-01-24277594601906208662966812335052302290560
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
2025-03-10yuriy_5-1NF-PM1
B1=7005156, B2=453435840
2025-02-10yuriy_5-1NF-PM1
B1=4670104, B2=598008840
2025-01-28EthanDCERT
PRP Certification
Proof certified good
2025-01-28yuriy_5-1C-PRP
M11675267/534321676525489/27759460190620866296681 : 3F19CA9C368CC78D
PRP proof power = 8
PRP: Verified
Proof certified good
2025-01-24yuriy_5-1F-PM1
Factor: 27759460190620866296681 / (P-1, B1=2335052, B2=302290560)
2024-06-17yuriy_5-1NF-PM1
B1=262144, B2=137022600
2021-10-08SierpinskiCERT
PRP Certification
Proof certified good
2021-10-07LaurVC-PRP
M11675267/534321676525489 : 3F19CA9C368CC78D
PRP proof power = 8
PRP: Verified (Factored)
Proof certified good