Factor Info

ID 6453
Size 529 digits / 1758 bits
Status composite
Value 8187195074410800155329665533305313805927361653842383802795096112358792497491989554670816643902235809310273148876886501519380295245424339242579826199757061552269099651149066635821818419473258006036599817047145840226802626723677707094613413683608610584669247943866014780918834377290210514481276818228971985700289136006057209878573694052246976907798821546396024047095360887827553574248542028573920941407464925192726204061838221164615203545860504262587101038367968573912781122102240821056268582646019854415217450179956165820253437823

Factorizations

Primary (ID: 15505) 19901547974019072445900746812468273 (proven prime)
(ID: 15506) 411384837254818560289984379205765335060294826592993729767627117872556359346266002496527978536391604752654051109153382807501850627022475179004798798488358114888388479882204213635710973289809217071579562719396281118294722670060502558344299501187328064973445351858468262703118847013036674996250417263006269359533640475257258246797452505381936346697578536635461724767174861428253738966195719242171107544144723728471483051024905850974151696897664524219319086026145309469869717071427009248371069938351 (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.