Factor Info

ID 21495
Size 533 digits / 1768 bits
Status composite
Value 12875115023619186014477206894245160225515243518656865814073531668478700246489332039197595652908610461332966052987090371024406525344518481525555480345318475927536545637262423265261166311594826159272004524194857167740881926140314948688787407452489373152082885049731404255906762881311318583199710241743945475057668770129524810573987659760975133012122905200369196977599021866253503903014756109645970176070422071268096871645561207204608167008564104657664784883431295862745310121817288788653952000454526781240287294377251005647770639849301

Factorizations

Primary (ID: 29991) 383527035556992289388236087 (proven prime)
(ID: 29992) 33570293173519805622892104365954996790937692209496632230156417162579805844328836009304201903677218770688943774213192414604815233619199979750247362919710472900451496612618679832393333026484289868319240725259659017222806848002361198902781463751582358640438296183026770785189406004572779930036797902264828268221466070145065785640807483845123402583938351723566073940234602697961005843466877944327847310487315774609802586466348176114136952331409088918516406792680250249569283875194017287061116266631018362643923 (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.