Factor Info

ID 166861
Size 1176 digits / 3904 bits
Status composite
Value 130252959998351747281589547929375101782213160729195656373416837838931454283376722068235511471537064334058943922103501937954639827489416668060343339035713515210150586823413169743442380244264881133388535339232835602132178678297277726320020848636453763198659421868516260549797542566402578203176876642516429827352804243146034376720465371796122218724800791863556642547795526650389118093531993159685672519538428931041916602868966224248868159143543058168112041677289070654226626300289432470719910027595459190856656085738329578959842172049754929860172010246868377647862771863942883022268040505832477708252526896792569415690568142254374919218330472569521698811340602981399340651982457889713496300671729879550512786997653999926722591711459136337012237058846636106268902237042086989884187961909866069196055401378856976957464392253073171902170183151965344193259692383697334915511020247738141296569756644167370694934085939079715871474492383162846363297989058828498170126100898382318120713337074872425371796010776098677005095359361809953611024494971370705077970082778675231858062901393627402616863320856451194949939112508046189028295941267881459396707359197252047713578820920065608352672789

Factorizations

Primary (ID: 22520) 641893703060332534369 (proven prime)
(ID: 166862) 202919828278965185249367219249015132013796989853898250970796292923918743171167396533406669780546289255107868285201562517642257448350857247326772734816434654778013798505787806707204442774665045077995667430003948350430182616449888865287889549377993751531374177200773040800546390262586785087499873006823416472875875987962838501946973590396181158933549880556855989272608844737359808089785619473181585946841334293516483358640401957870086092600866656187280493611079814211532884425523006080873391030011349609704646105479475753420842799469540461187901364104226471950703254284483087473798318484860268634369648479394554684012919166259083147260576122880261845595526021089955910833945155649283259514387685330950148784646586584369980689920279461209375105203901977313121414805172393094003009898035954446391186975305539522875079169787594249382072792621389339941803277710496973364460018655388460257129444372595937298114556998998088570489109013612657475460568138392921216758288763966795550720153822000969853148988679333146165358005390477543278866253851030256743535184995633149700415570636017531002143272276309996707767227881929456944458570631509072398526433359376081008181 (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.