Factor Info

ID 194845
Size 728 digits / 2417 bits
Status composite
Value 28577711957565514807162578601564472077920445459903376427324167943851251874889715663424226665862447251939701335963845869322428476310683375633513379200941550696668511727459030494440394578161675904256872127700721794146129829245834645293897788577789374193552621160762918636678934098668258610875146502410915691792448237578709391660194649228999803010154776583703116604166749372806903466461159361898870210009128095234395189272828121006877628107578254923971689713046638200171085873383290095955642078329970424622799038115874190601592524452727301995554900650322758365061117919090353942979033838795168037077185625001321756423343578705063277768255780542318489649960190231150819807272366428701338046769639938076699965502087455764140903322153

Factorizations

Primary (ID: 161023) 1585576952132368314532768277444423887814600247493413319516216197491956001 (proven prime)
(ID: 194846) 18023541474371638696907950156107276540504594021661519010016402678902465738248302657653826532394864522141933949717767911218381505963239452391505808612780331723722545437869754252996236570275727652008808410747402099264410619128954321228456949182365584371281882718139058405618302596115922708955065988330577884688375317250329072065123128997362313681040632188727490493066099684763746571513541780623727486169885973491591790353275211857013780051879032614512405792168756419488782952700716742010845305144942422015879028241811963296800668672377812229926060070945307368664486121779759402896712826023228150199909716472499633095479119821720083067133575060257799010054153 (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.