Factor Info

ID 154258
Size 1237 digits / 4109 bits
Status composite
Value 6279601125257565871933846669278555757495455850662064322047455982489712544342455982732883202715336252513197324308966274643724205183415378992736428181809435912830712306114179816322746525031226034140035502187242032332278525534917857936270801158959320371169869794373002659322669453131884866806249214261713520824147677217117222160538560601407384806522522811429990255948673023700955312431654336513699294822423248434547995540154202971961855799293228469874738138895466235967193979437590064015611728639111730036870040359714221079653630879193317135688892960085778262724030761412176755864285340395041344962666131589438752112398444124301724912618484818473323587261912726280000281416540611756742564830627113139511721958482951300531009154283716378993618561614942530763614912616236029916535549251802876572794981350226969105157989516431307144650473804207406442942926399233901109439635666867188538814876414688780789365706202540892449181844349739406091657267037339565027030985752922856662731822493014114804745537332536271968611778556811628879900317431719306360680702074122930603974982923053379052655597566756722598106527637916480410362725867782810193831998549696156129171840876248343825384337827300363918641976891223920388561708047423714906427833855452447

Factorizations

Primary (ID: 186484) 31531735525370832882580261506361 (proven prime)
(ID: 188406) 199151775841990030925434873285512446333096238504614924858068803222987538448871941606082939201537748823945452209580011669524649076860024448622907013767280940657837810585496728411163300456528884432592933127666551767754287164822850597133829802290683971119030271817603696874239153429145551714673991075133487328215641915485706791437813885634803467855373504678232394917832799820647811043638522475268418461075453490604455824311708215434529979884029014607238373928214730819215630157206706506534434072387418683324578172399096168487169442952089539801357527993244146430097693588839859545612777810238040141399193554754188604833556559271802727405335165006588844716320948405201644039769208772811256793264494218401472377933867187340998297058264495663970033084470751109882844619168658042605008539023025234425740778085806856761789733987615544206526332966612138444295423973622213981688884772380602295845938343403148296120427015868866674919959982246525491549040264209916878239771926252203246529218386411238812934667487008938553611243221314626765554929482401058303996831104419909942367368496683764800953761293944427153782557866017467093424878704700867801150486514673729025567259159302271619907736820461864299074310420835048727 (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.