Factor Info

ID 184778
Size 270 digits / 896 bits
Status composite
Value 428967647216424327225228830649670091361183727381063809621230442036461664828774217350089372913839800415968822579194142177554017480089761413232141711499648304415514807223897869978319762734540441119133514474754537795917756064668140873319237825723406167051358464703956933017

Factorizations

Primary (ID: 149853) 2403586504097960786299080156623068583804641 (proven prime)
(ID: 184779) 178469818533704532512640945446670826157205970134349523141809743816271601615543809584435512279952948361020886112603185495375745422564697291420485758794239070906620073734128243197367447028240170408157135483526541359095051053009337 (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.