Factor Info

ID 173731
Size 741 digits / 2461 bits
Status composite
Value 426321267316771746463604689906637921784842672256402124696900528114690158780433661175177976864580529119650811161109035681756406392140117960610490792141315385645058907876577964650671277542032238004308773861417010279438699761311073437538602262816336939826459524504680976470586397822474359229801858875919605863016562401206330333086948152222672796722125410379796798485959171706859927866314505119315862179053201386562170523844598471895527367700099674495445326769650386109645636329153013808215071064117379515079169242337994182798844963756798297803472819373297455834380637579468530020486273970939189905137013470941605477428319135019424342579464627062881992647539918433932262854917844432556780979422410901639835450975765094014648214172267214940009139

Factorizations

Primary (ID: 199829) 6526761003780459044796289741 (proven prime)
(ID: 199836) 65318964042016565039571626668353485621367781599400751021424409298857829036202391077809552367704381629209570997058265136792804767454059420235611955678879822899334741756842474428889699748181289122134638439804560312212871212260084809036496757244575202094703057065213572024919848740738873126403020245925753885416689950699694723580681656414727318010425280996728125024264074438298143242685646215484261662291954336361096273614214497768673828942452601165751139652455124597049343568392139075004680760520440013226379337453040580743143436384316228069742189230884475177867257813588203803896333135535638240285588241670917166373448611744062302756055013656360139609727870764542998414019453793362414267031135824659325294310775679 (composite)
Secondary (ID: 136592) × (ID: 173732)
Secondary (ID: 173735) × (ID: 173737)
Secondary (ID: 199830) × (ID: 199835)

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.