Factor Info

ID 161647
Size 423 digits / 1405 bits
Status composite
Value 578696947483353057902985170857713326764178896002404937165770266773184565034021932368069813090493584692546261043212347364238709594460249843049172043137753907639660896875997321573493590562346745573779285448831027583835349857326182960689688342533696361776273388843038043403384385603309341236045498310568599114275410276896715352907678093019185353966966346497198277890536455959774912786031574791804934427333244162109609916419999

Factorizations

Primary (ID: 161079) 1107758046601169899506861505646275906278680436127684607347236994959130292385426179611378189704805027062169 (proven prime)
(ID: 193962) 522403740833943492317305939184549813417259158457834198347653240532426754600359935084355483948925528581000574297407206273998951779817808130264088283673621677707429699117500191301821769409584433260088278856413137242104947987608951298448552632827119561995000158038108009620403767404625240785187572415686975844588990574071 (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.