Factor Info

ID 172780
Size 781 digits / 2594 bits
Status composite
Value 4719151798450690486244343787526323634732259962296171586919726259116072359537124377707690246081693689574516571882156762099961513951914424611358002158051335169001664205208171575897736532295711522739481764079838414123234595846372171421396713253564053714329440908344371630754435901638660898061604772338234888467137384956256685175524664468246094443126228918384082085873076720259619640112122612982406232083680669173654309324443312124107104873241431552995675459042787799173728552483665352490135854731082552159636027089368430450286596343558062051217342345029477271635293754632925441226501230968399597409801394413910201447913670894353606347292758000863919638394692041993436314309783815193339407398817405318844758251195669400206795218692788044316619357874435439928721029050500450265881969201

Factorizations

Primary (ID: 171448) 3680127367343989817844520007520137 (proven prime)
(ID: 172781) 1282333823640615509119236854497904902186833667501035337008342847372292057240026395113727485824074064412602089451245683996318136556229380072813846853277655802457656085350272225208761264625938308774048875935202955744618073434189026450535689603573951731779524389896018788159735221888794159900468315448575847666690052684992498998123350401241577955668536410608299688739349590928104462867335478754890390133378681625602311271186227007084207434579205591390989644144776510269023465162833860673198779370514553439471101055653774618833297291936292416316110510135829528365532034383301460053723699894192723525627608841105836446295006344335398738317310219496649323523998162952333976192545563210581466709829503669039083241969868167478512364097416801700059156941673 (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.