Factor Info

ID 132436
Size 491 digits / 1629 bits
Status composite
Value 15385944852396580518667925799806099413787617258769419361544258302691338664449610726607812572767373766040171121301545589177165803925622680201240853653045651544826749938589857789279671554243242245260784115956083857641958690208550651472636797949605956856623275668082382310476903920490511056729671405555067502158914735629760256702455430641421886984091687452432752411242948643009069149908048146110867759005114084756917932327160052758091819248201712122349767769403311303139336750909700336634627759

Factorizations

Primary (ID: 131717) 15208288358346544216626697 (proven prime)
(ID: 132437) 1011681557441836356708339042197307684722367387211570468802561792798173668813970427378425598986766891140912598353045433285376050494353943168037164019868955930215961493229256774480459061081798513582702275455751919624799524110284898206659978757525078331901846004556811762847240194020872471320611409166771469600336433544322177844879087633605849996104884699990713886890474263649953910715472904244048068854413725037184024521745922164796613010452799496049340990489125709047 (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.