Factor Info

ID 128831
Size 469 digits / 1556 bits
Status composite
Value 1798017881725533258292719407493497834586121774900792434333974566756859090836679333195106234426031696501395182821322055758563875494915002166732129545740168201436030812194720231901479677845800615072750724390384834410975548747649035388048324577090279138567021250198803703024384893019922965903434061795843631525971202005908368906722142068802731859139640238805302125656362986384712706714538161277549580629270398222404068148549807005053884471249335850981062136842856788097201

Factorizations

Primary (ID: 1359) 268246800620554143257373290552875877832369251433833738128853733342001 (proven prime)
(ID: 128832) 6702849307302276668413107203057241535903702918849373603756639049510874984264464747634814425422927878678631254293904395805436013946171471295791046449077867743556756338659649822984355961183640481400870331910182989094677174924299032293090797981937559298742635620549453487224262405749793837159806996153482945579805581932958879170832979153652648367450989998744707340753629660301456089232987692127976355201 (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.