Factor Info

ID 166471
Size 918 digits / 3049 bits
Status composite
Value 663483723008431318893620229888852121374417538474891095247124101315584813669164352259757318917790963804185115868441700069866240060324734763043176247580868170387764110058724902955372873588380681349591613993560365967429024894863453216775005352426622774130555071316662012383177162232455131656869596029246742929363759658296327394442446055686452522121487799460828624749348091838289766924938679712988185048738176061388016031279072525956538149946230185307938779557832486000826480604914446945178498306800607785133145978444777924485938300391176292279195982069882663660014125006354947589512379264562895840360116220199168329708161590295612213173967020299415222488142949302652914289926508903042044714561756724258065891228305034692536256122199142280044101193113282786647036629500745522769478767977666098902021142450753325742935569926586852461767393077558391358941447291638392555386363386197112447731286496991225576639291459168601597

Factorizations

Primary (ID: 7499) 4837453663777044375040181 (proven prime)
(ID: 166472) 137155571737381488044584897421620625878411801541383287986515938864699199834365370751446988554243630235111324758868383678554384742522370170906245115028627488797582580782484399341105297296715438977952898317903121640915719304025395137278345995496740080508561687999652576766734314932102431785574861221809244039052426527810410531713948933233103568219265426769914327915536136885695065941286961169151969645816194589396753142469191304074043488837657427089294404727849014439273412345492798893167055302169759589683094716411909542343204327806378434463714518344722605294178422100486605828316787799359943523661871333206391049526447331506185819920339125530204113186615510563124307708153500372395262735896576740030120739502988813125040206046412084262410300562672376927037703572016122022316855787109489681713087882816834666932610461774285765457653934828308974390714153539165099474545291420154538688545105392937 (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.