Factor Info

ID 173558
Size 849 digits / 2819 bits
Status composite
Value 249010951861777857687875919439864102847722078387325975302572802133514431857581549739290822830517143183090449819570699339408009859026047716409454733165314468718027060537775587197060728698090751932867014803367542423329969972201175854265383715194705463027224778600683300917299706860151216396775690544277997594933350044877117790271868237858841463493881752913634652178039985325581754589947877660342456322629859829720737744862699681357594566238531312522218791569072230546540861952913726307812808888483897938250262995872284384516953745446187570381111057380440904212611259385162895254960173922179992622555928282264367174574304200783413320460815688739418224071808402106586196688415345591188351302644402247628276121385924766257139869700166184296188415549653504378775106829610374076790752703446584603960892992808235941361784617628497148566845235450811724938403

Factorizations

Primary (ID: 171481) 305475765036748426323537778303689775381073740784817390228515546747563315260124580359075393 (proven prime)
(ID: 173559) 815157797646638486751972314540844620692954687502185999822873518375221888557742294444928136718262869361895888670563029162091599082980729314654051946490715202415273268548722467011966086460116481360991111437467640642769743654512090270999588839591181645816123213011581180165688036824105404900963102484703121632577336020106636288634313959339032449269280818424344418089778593470763592410502718928454278298429219110844595277940954572775389402241922123861527974953167944295525139292242320079033564722602292948315802743379484841086107938399226792987550529857600348255917062386259543624730152163600399743651915403392820509151073549058640965397868468004025812482429904390305179166822656716254818693603785035488577148036002029359292727383967275241809757392910872224473571 (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.