Factor Info

ID 28405
Size 756 digits / 2509 bits
Status composite
Value 188024220622325449310989946481971879166483373093178388201460499054174757321331311024290048445555114634239178569300147098541337523866098665138548758276661468535466074531053135017762626805175829688052668093385650912936613871088945706549098706322519042183752481264932496556778668600209218724491554330637303053970203198679739698738853864749031550594872393017054037652876032920814514994442506837036794288238031339229108801427998225295199377444029375322473382994606243304557608058304421114908062158469626970984722392241506899273957426633160982375427865038971745581674504652655373153041777225765624989599289626775382776348101518871268658801056098080553352940152512989060497995063135772819382315184350271428105946407249342312836335117140018767957452165994413703333

Factorizations

Primary (ID: 2153) 154083204930662557781201849 (proven prime)
(ID: 28406) 1220277191838892166028324752655794723872088169714444491900920691622873293318295763628633207495423961043029311278471622594579040919460687223964465215269742521600567951466890194112582022749585455160792913984947054197462769471759328495654180062058520889054960318452870102032908350324808226337421486585507013317018536496057295778960091449051029398400148872891079789876655159672084713585021071473602243333943976255746705406531686048826404197054283591777535395146730477076036040380620339084286018637707518637884644934804519589910908512470368326268481648203817543700363851933048555281202958758215267663168904124960204630917026180842844554369252030233620998773161363755310111685623541177866177587993332144712172180404386455730374493463117 (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.