Factor Info

ID 20439
Size 267 digits / 885 bits
Status composite
Value 142743484977317177535788367364323780226423124957454763144015136789398233791407826350806216109756760363391451263973609021792103216128420248457806954233110229310547583075757662711835456601873982336891987352935429160234663567930391802778355982616608160020545009931851321

Factorizations

Primary (ID: 20440) 2212893713887918222645451169509853038253459532292347577233 (proven prime)
(ID: 20441) 64505350655330684303311388781354393005573495799435087343095853867742039634059788050990211523485306255034178803217477196926866728472732692187667821601181580751191556093041961528268315475614541990645103885648937 (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.