Factor Info

ID 40391
Size 537 digits / 1784 bits
Status composite
Value 850298030052728482598359807446958009371624341146206860842443244922201192735049693355133396125004351449383264167602542816226351666189221955911363178568130841898461323776228244102049505008054277598533123133293536976947293007017122721281493849368116470642573615953839190090390831354169425776161178949354332727428298218401973035893422609783372278240855400727019753162728228727134079466670958292033954659930419203520762680534352832229618846803979461426792186526391686435748893894080806730612041883728249562595214522250271628691649359821451557

Factorizations

Primary (ID: 19508) 15337144509054922683782139071085174884729178110446537410955346468046918984257939956676555417200895329454341885545324780441678759583856137863709875957041814375385619768092793133653 (proven prime)
(ID: 40392) 55440439356277799343440489198236550972183042739162908836065264016409325475169155839505016159286620524193940354975948277918972739512887609729851176181036140969730043285574346354029752982511697083844832039394148948342868334249358253556683664474223611930382030991842464396026194525265752200175744060760476318740448473439593985786929614113840264286164058135751569 (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.