Factor Info

ID 198968
Size 1169 digits / 3881 bits
Status composite
Value 12701137676575510332402643492059493626083964454208088417281293116859748804285663200293533576526188907679141726315170446971358907507470623544995279135169309129363980780609478176830354019245139758875311688887243887384443635059742116703194153106921128983742888927327048089487381381201066831989186246342796636413135829233066706443986093802670851130229896587764856075982188870158706295651661124020308329047259577634739902940126008133173348904537417414516267980625812107746861098288218298186685025576815142523727867872789929755257254973007660838900436475083169569765519038697492594065022701744406817548957812395579139158658842629048387347581638606278203736046328337304355237668752741297280067085524393545576513097300765074800060348738646468524666635947041506165897910176217767683298731951793603316671706503538192846011641361943928571819260148018549383886591237874126828113736722800780343888980030892014816491344239743546848270394188686846801012179645381627333482263675650182695280244058154284343049203245205247386410766939458935012997490396415808386633115064220147666702972522366627250279503774132306665498305331829809524272914678723437334495268679588350892821813953046900413

Factorizations

Primary (ID: 17460) 171687549336806418288853282901962431784193341286678150270993654043874465504899876933787762400782427227477447336436457634084029167573 (proven prime)
(ID: 198969) 73978210567029378466477383543403193054349803080443812392600170912188322696141982728602418717322560543413497761687926365677882674287725919282503807486429713793352182202047219518067098520918960734568015443223918907896842622371987738072897258376132825222595255949526266348994980242434358681289454194747214938139009490184319893327672039942087495810699921625262614596103713646038402925236568491463659688232416136208400834347129465574973541106353828670937166878258880990598003056153812320392890496662106273943470577504690953720296204265338384212523702161904603059100007032486643254562495217953969009303273590855696919048382829692856380621827125690425052437808474680016035536500607365880707692528148442071496163334820219245210380277868882657451411924562871796835035229338956392981711478105102647178448859377693346763850903172529231779492799842948344621985458805308950561232066851754680328793258615142520705899371635003912505457251395752160079510013044158852191900064791394697962259980025933828086660158678266017667823979382186963148854460299081 (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.