Factor Info

ID 141430
Size 649 digits / 2154 bits
Status composite
Value 2577066591302336436177007910529847251428017059741796219851856536068393024736536209998618067637844874296520115043295486645923836358234582616227300894038333504576205041423412296592055810605050519279635939889692948426225248208368448753315377752392512731395828535944199416321212809100258342988361729358378855889451044798269335307560616272114058469959421380161910815086602678470930104391335048824859688546537334401226459733733762617125987653969902472122699965559079165708625502940447030844582521448749559052987760665711535946006684130260779135900366121618284674529841834910840856241858817456357423579031753081460477456273761134337633549612901314743749931

Factorizations

Primary (ID: 28691) 578185738195950240627076781 (proven prime)
(ID: 141431) 4457160426238245914917637615330887655098040257032574413527205626319821919149817957125445106411625280003216668958710181863433040466108190925521439257096862866052324147341799973834894453616639704074673461478663232021665008908227109086776404896077037760832420047060025789222679888630555117022427464457310961587481033478361543559442451402539897935007413119498373706666475818412068907012441442779160012916929742709771962245718646225418414980905824850147770549861017809847734026471372663499291539845604049665680528428798588200627158878790456807997889822550371202045608708984391024595657382883240114609247422164612834058695876151 (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.