Factor Info

ID 54443
Size 656 digits / 2177 bits
Status composite
Value 18271785137213340971043400977488358368679386437430661909171596742035511281130838811087897316956749727819407884304762299815118927017416054245272042911243403985634809344552800650328827378108632279630180415022665900389749674183855311134482033293750277615178747100093389682083855762293205707611696769651998551038162028174041786803809511888862611428264998629434835019316052012300537897294290048706948794939579584414961996655832921044866494643548299131928810935754612727933682828312080969804992956735192298960735459470661123409361854492101194609605748868065843337561459379861185093978098949961545764394389855812700096674464569578852868431442514624876257847560267

Factorizations

Primary (ID: 52471) 58989511024900847298035017 (proven prime)
(ID: 54444) 309746339980685628298548016278621516146463454935985238552701737786080128517797358654523429528554921603903314335116343329418149954648056364470438324028590026015933300102991006190406303309146701899066036448932752263302766480063836360458309441081575223936685046700039391651671517668790676368003196628499016638765851304863875651025153197338464395316168817035045567138305231027456326978884540523939904210737388827975133780061772898945332254410099658452609711786075745998585829949704917538359714576129749097398400865468742044069327305620017258773729218758157957656459488339221578126265101043974868654710222016400463157402966046549163251 (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.