Factor Info

ID 145523
Size 387 digits / 1285 bits
Status composite
Value 420244111795254196418153522157890071931227341615608449008612436866547845379833128182580072093495501880069946919078090236521091869458663982413777719623843041782471681608831801433290672029163558461053161876011621168569723447752447959319161704388253927421357264660163482910407652803402360056517474072742363065937590297057513956222698611328023542069279765059986174915960302836844118711908239

Factorizations

Primary (ID: 4274) 4183739978746243239852385111562221 (proven prime)
(ID: 181372) 100446995733513605297135324222577036765967883190733861514572702715744090162554767252328762872718602814142755663954226439955294858893673218768204498011177240597794769153078529131112503278784625603169302529513542449368292351442217157054486082231309872841829108871779502532363071898378427261453449686586011306140132182487591664092044516666376563072784033259 (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.