Factor Info

ID 123405
Size 474 digits / 1574 bits
Status composite
Value 521005475879966654803263604055816160982678160237088030720165253594550064963635052281037798346111453907020755030419651370019268742267676323351935674833792387324318418739748467699890031548128213707008981548036094220595978126210932583743128098839107349042395322899771488003432112178162456337458661880640531826246511004191025688998526702732446312015856415404711960155818387700039255760054392572898785241652868157261962475556398609614610035753593303460800957869456719212635928469

Factorizations

Primary (ID: 48130) 118186059411546781143248706812409694210241427005569597335978347688699316905513366353379022327876735592001102271682328691608239677058733409 (proven prime)
(ID: 123406) 4408349668937895106545238087592069723431373105285792337318881806490769777025140548664674325229881433447815446363229431296003881412271845295680332808334170367525899538123713506810030494765780279314173027536151139472024915481104380956179852111406936178957405639030003548505987843620947632312740027893195021658380614021655065455849083804341 (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.