Factor Info

ID 128255
Size 735 digits / 2441 bits
Status composite
Value 371972724180095554895186800611165086361899654240831643419046452310073311195597991338488463404428445093359872093092256216571503557421013770544212120156956686897876902640708634035206707304459193993457485054388864511913089456455193087093213919727788597288785167669248524609691917278069609945782213294107508200897940855918485424950848702054484297297484214787804674800660635159052976820834763677195507006997002410089926148352933316789701040419276172460979614712133857928327878572312224081947289871038850514479837351757572805771452152527176806594907660776435593534442263956337343058593057063558708948563170370279051967853380252555018586621953519026967366922904561657466155194971452422341198924387774712402384104912852413868407398581230796799

Factorizations

Primary (ID: 115166) 16603188717788093962795605784430161893370606561 (proven prime)
(ID: 128256) 22403691875258671167458638109714658312906133328932734039171693834259957306867615936534264017799462685209908484600892914073695703944117558134041836347366569600922714237732884820338880563054539552183377656868666045905305892822718319273094612853038384752886869177769188543020713209552553384253122437131430122378379415964798833232683005103633588560433439727463261766147278553034555000033077402476332573252654554597970489009572218919957431296467371395338794587650450016809513625347581096724543765077313281780580481047391913479844812532657875457369249883186444763864942105166952542501810369036176906941216018552752354732280563648058686041896623978530320334064109442914369778518818273712264097759 (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.