Factor Info

ID 154202
Size 1080 digits / 3586 bits
Status composite
Value 209163143155191818412612982604374986568876609391357384087987858053488027642349985763230153137325868747244513054570239914461257053836838896240271994972852371000809453517149822794277516170086207269251983816406959159198526181674334722642437417848212637459460554675574366105223385226633359586582227368631148243617761372062129921514799770358259715495350184548927778644196802881707779736525134589619093374585642895278814123972994603002980919404612126257805097919020067942488085585336236407574199079162116666487541166479881668469109997965805452951452593212316428519065896123692210976075999015830699397503067492215354181590543485558908043030414674760669930687007748500336347965205522368851120272694178110085965406372806956090063898414571205416191051038877290568390756663779974019431518895266525917391590462245813515955199756442984231917756511263917013367515875140281287230623298064020298115890615184690865185575301231893327344753091117706933213081383261127578597134656766613690336544672575839278596049026587768421493759896495227159278347218174062791493637226236513654810003999783369876571

Factorizations

Primary (ID: 186392) 11974742836578872916206719364929 (proven prime)
(ID: 188332) 17467025890215170061969075153167937852387225810996018587592497710241177418611643547944926865882783003413478056123359295746162692761116849187966707666037700139747093664751374372427275056937237530180607785898894160224650516728430213842624662864163419534926397399843716052381039873369516795339464689182110467314231517355256862614526402746059163258293508517005042954800678243712600079598294035320982071575575739162268367310479341037619991067916624041190811194822210203230396173521910727110365237192016322732350634063724013983489918100730924583213116260912615449766272057032796108744095000422679135278479582572149862255884034045726063743985589511709828636901642665409507912838002501483629156876265731826257217453956358995689481192204626579411440863916708335382427237836169706155441124517976072097856718227906613497477053041066724929997488966928801737008672677401704961502094416881404704031642844186322581246268077877568988041959745029949824777920649203620244379728026831459614306489157671720065658173730252760551813988009523633108087662126191684096313499 (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.