Factor Info

ID 178263
Size 981 digits / 3258 bits
Status composite
Value 557110750371950868859023509872648843006037868446425027067783214255285500401501907749826471041523302553705536961585298530276938427856351128313151725300142297440185266448091470827712958013488663522451094873648234676430290893245802740385856011513068799461916306373467449087026971941511266015251284196391207484262888644573211711951014422661514828381093325725827480052585482219840200411696050333544333760124713611408742933987814845866405371531954216189895329519718809439264901204817898919841193892590600333229091204221421348431700627473443647343055957951924905042410701647396241740968490267516448666778600897342570068016289336184662320926377642934849089946754704201279423005992062784906161480656737257364398766655999180922455543178168349644379526187120784448282091735815847899065732924633425753247812335046834243761489892904786830873127069877528188331884745783890918193239162505011080215877549629775743017822638635793046714820476307118933508947014596236951231170605527658594871333204703

Factorizations

Primary (ID: 16813) 997778184811820085932891049469009 (proven prime)
(ID: 178264) 558351303779027168471737120072979855872996150408355143781198525352900913089291273846596198314409957479118009033940911748105894423668069760666754195503010501970545862059018513552278393418304624905785345300817906351348624816823220950153218362782511677669234563963854088975639380853052072908653991969994418083713984366475603837971364025992411622204904025663101481257406069301223972978907669075003061353128635199807762825385889695545092930343952328084180441942303929533697010360436069035515608307919946970649018809161443962027232131827491785500724026750659186945316860420133852465107238988454636969377110981189858538939342259424198668696215868960437682063254096744204571229761593003239408102754591226294191041574680110480795862145068783791284830968977285551508762170648059641477208573753873894775896243047097628565591417533995505800881685226375825272998031828017241331346201836273228951871739526891436765915804204965684642451241329211621844043689297967 (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.