Factor Info

ID 129209
Size 718 digits / 2383 bits
Status composite
Value 1969201456026753761328671813137953084184278299357353102642870809147707661697925157208961823067939840059019100455427020639051115193159562342884748332193478310459461519518031092185912233972828217643937118159841200233330254254408242386898100493153615761426349395425030500799858243370398173947354041547235852533116721566060955813755132253862623554950199977436391023755943134187853449470331945302718341250771918396152270380372157612874782101659165041903332427926808119180928662869710827005056607258517788997088948694776010014644237793061989237920966187363162296855885129613310942865767576200948184578445009001141602348936343366410875619972702466566311114568920472262062925106721959713587985910168828928954273386591152993929

Factorizations

Primary (ID: 9803) 1801465533825542819272714547078933878468213777632951910475765041 (proven prime)
(ID: 129210) 1093110813974337625133350423023333799104617524782828822092375393319580448073684585627352421748796601533591129574765985762864592744687041354116012365375594914347598285389665649299189990423256080761669215509842650141555625174974026277170325873750729470683170216529033000440379127098931357442584750957468299150393966292693693971049413203557880645836097880448499964716982519944823912726835938638419538512771377724381145763391850190491123356189808127288604338536315905266437670293011963114662897430765482553954215297477205190644846035265023714660241784233130134520427352937431340884289217596828149659064401507262620980944398712336454509648193040654917485822169 (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.