Factor Info

ID 56518
Size 557 digits / 1848 bits
Status composite
Value 16920715268376968881066656835263397711003812129079988695099885912918061897133125739766341639673227326161384194047899909930989375648712272455879930090225519792199093880492713864190064759568799508916292702506309822567219937801275173891680584735265719429088344003160824291250136894597214981445634184742165818105079890591841181681198046861513987639351845026367165037499155144740736738511793902230404787077848668200325239688465629710809891066017808898204426380220172984268311563910702921493742556280414826384692925258265770978448614518060628235852526170673246931

Factorizations

Primary (ID: 54863) 584288727345658049575114801 (proven prime)
(ID: 80406) 28959510044366954083780961241046648049071780559468032901992103419399937879490311302892736979567369676709109561830788976606971418301090197574272514374145546056939531822175643511928141949198511798691237657669478942080282089544630834374883005654286707060492086404483429981863689798089863267342685791234760105121543572140468355342610244991349972696918408489139981949393878148105329961850727610135789054986782925164308753903027024800016573271782641029682052373277657228470382908992398814825208197143698324407958888645432981648374808131 (composite)
Secondary (ID: 55521) × (ID: 56519)

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.