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

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MnStatusDetails
11274503Composite, with 3 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
2253322169591237.7old
8586661484811239.62008-09-08 07:29:16
10604859831919259931959.92015-12-21 12:05:01
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2021-06-24tottenhoffF9ECEAAACD92A69B3723072153
History
DateUserTypeResult
2025-06-02vshNF
no factor from 2^71 to 2^72
2025-05-22vshNF-PM1
B1=10000000, B2=20257605060
2025-04-03vshNF
no factor from 2^70 to 2^71
2025-03-11vshNF
no factor from 2^69 to 2^70
2025-02-08vshNF
no factor from 2^68 to 2^69
2024-06-21vshNF-PM1
B1=625000, B2=296898420
2024-05-19vshNF-PM1
B1=312500, B2=60859260
2021-06-24LindemoseCERT
PRP Certification
Proof certified good
2021-06-24tottenhoffC-PRP
M11274503/225332216959/858666148481/1060485983191925993 : F9ECEAAACD92A69B
PRP proof power = 8
PRP: Verified
Proof certified good
2015-12-21TJAOIF
Factor: 1060485983191925993 / TF: 59-60
2008-09-08Will EdgingtonF
Factor: 858666148481