Factor Info

ID 21477
Size 512 digits / 1699 bits
Status composite
Value 18397272579789250987798002492833008336991491702585083679679490521187928749067150296116227748906757595777412961700032706465315517617552243677786209697375923515377933327033582323055938236488443178851083549013348101612855213494098734201046513356376342521768030868406809378419949226574755926105441002462092148130931075930366181005546282145320054654213169478900829616852417338194738379733943525729568973256877613365655059855550189753886160646983136979432411933882545685632065535849316569970758474762449226806171921169

Factorizations

Primary (ID: 6998) 37622714845008376879428780813055087463805851753114046875066243488323742538151984814426139261643095244959654432633583780200141617092479941969 (proven prime)
(ID: 29969) 488993754320473327503078892205589727461094637232555652935494902320009654655931873451859369578936613973111490129619115038960972051292224044755503149106589513978866874367220416731811713185766897565956227245677773469056951194835055827146313604591135682357013434881921337965674830666779222294804270261710655321842184339956236066252820872771423759779238098063448459464630116801 (proven prime)

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.