Factor Info

ID 42657
Size 318 digits / 1055 bits
Status composite
Value 214868676111085543228759525747557509905614112208247958831500958291774325160926452491878936427383347848282694563629045866754955656491936174595084510178090208338407547738687273369828606472921054959665144758238213197256933171301641046728865230297599136504291342766983335077072728089155157363549445675263487150083411680433

Factorizations

Primary (ID: 46577) 515733488052024935823919904904913 (proven prime)
(ID: 46578) 416627349375091446679589161247339068702256603225535225052024727311712138685146887917967213079392939444788381063055099726728864180719606996899272971232627054639264078249938007725077585013980340088314196987092138737011959597083411866661431532539462928901926274888839163870374458135683041 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.