Factor Info

ID 28708
Size 267 digits / 886 bits
Status composite
Value 298563550793053427589184521283124555061261483006402843110363562605679696063677090654756353626472519906494374200168386982279870069702156214621089143797762895271761188283734839881786290874348356271368010371284828000622991649735577220192820432038020305475260881902072741

Factorizations

Primary (ID: 28709) 277267461900868216455231985933091 (proven prime)
(ID: 28710) 1076807025051497851255533166994384504857502715500086024371843555927747238792321620831651836101167027974246312697800651613040625850996498067650817133895792025878243054441990179441060670393321798177323395766032905952161594766893183936151 (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.