Factor Info

ID 199893
Size 840 digits / 2790 bits
Status composite
Value 500543824932144645001348977588923936896906791064863979626823310818110638232335482280571654423827096227027675195953787763172184846418983291208316727237409507636190490630537622926350385039664493221895856712760793246245123112678414286500495242391862001965311673403908022975557636250966534723910507612080846397444936869665136956691248050511661346155208146836998234066935602507606919746130315300107510003279321008056834855957197977596018964010020009622075196979154869164580074805535415959721255634516848085840666052259840476025506723735336314222988513825658753276938581596816761256455212753218785413458341621080372432677558436827971992585125783988284085450433206197561325440477950710865277505126268515040500222964493049323636247047948108756293488814718564825009808389550375796041166345915284035530442435060060840522155121152668579449464563404931

Factorizations

Primary (ID: 171413) 717057151353059039646350309597665532976870802447684392671629642041234787830243215608372027 (proven prime)
(ID: 199891) 698052901344945596993500966713409061044539886480577196103171485063248541209810155859572695028057612689956231845448408291914051249032500403319485849527953961997836628106217566259891546852063236862015964382272878226336927545422914391150266857868345979879993654885896727583903552628508800865996486324711080051204922056301920262361366609507125352295190633314706806677569518631836081334086639466826873636557363982865521448505098500217975676181271326812276370363231218159255228280598213668421703124760255032517265403103650929248071728114977568536713433495615698081897564227215103481703505657902578785196524020045408273082785762262649703523661251952416732834911109231361946595177411157077986135108921070635143902852185913092570770770537236866971239484062553 (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.