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

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MnStatusDetails
823Composite, with 3 known prime factors. Cofactor is PRP (Probable-Prime).
Factored
FactorDigitsBitsDate
14609152484365564066072270.3old
153408620046368878803486458404931100.3old
1431846377615727313264631817950415756338748740963857509426007459325932233936416397250411413624795312.82008-10-01 14:27:53
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified (Factored)2024-09-06George WoltmanPRP_PRP_PRP_PRP_3013
History
DateUserTypeResult
2024-09-06George WoltmanP-PRP
M823/1460915248436556406607/1534086200463688788034864584049/14318463776157273132646318179504157563387487409638575094260074593259322339364163972504114136247 is a probable prime.
2008-10-01-Anonymous-F-ECM
Factor: 14318463776157273132646318179504157563387487409638575094260074593259322339364163972504114136247