Factor Info

ID 221407
Size 697 digits / 2313 bits
Status composite
Value 1568259254669572180360276513141572649536680229551944670210225372908057774691525205970297827539135884927234243733975020509943432930551475592145757591780943726732817106808441031740737164356894774429917952275707559329413226048330789193549934305476240444260060163133346182470734080389824670751200061696417536020549162838655140399222055307208603620588301111345567822052291775260662010983854542409867771072697227044331821209937946672555839982224394075771415223229773562511868356462645723429253604187351586509773444373556584887618044307615539164773926998815657250489069333118808997295723020164190592510402882008128610634143742746926525645118520041044593654944732524341900988067886581113364420253065920623

Factorizations

Primary (ID: 221408) 70480490669856379144763 (proven prime)
(ID: 221409) 22250969591224724140286986005922765889755005417819118246849942413859185403174036421327170498035925209042638444804803914248704172482486488565144131716825443433283625777813714412186214556625200510957822512241569943495068636495902884099707011142139303922944997541296932803622407132501959936130884515052757698847193906738148287029871827951131378908221427701733587928629327127618595142551140381942880418150209089083087883344363080248042057162265575046340758490103352570112694261685483390585299618388925239231260186521970950121247189608460513218935239244342574514767620009312150311790323197193278208098553534408352321312494338997050576356593310953484475191830633783443179501456221 (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.