Factor Info

ID 172316
Size 569 digits / 1888 bits
Status composite
Value 19671658248051424483930208409890470972636042978502702080003051970590585061708242642362527408819364758233978289095565299497249919567508876475480781697309280273818132033584407927431872503621146498452067438031270749353056985257508748101165102865638381896107588112053911321551253614007998383101233359203229279663622561451814136222515999026691766590432450690940278740185010242076141368437672884323423790664132401878727613747004868031103406308525150573368860776522925358241621010415513601517690993668060635207416433002649284800956398820049838516142361263820222264130316915357

Factorizations

Primary (ID: 136607) 66868902898799985259959043769894771627640190263060512706646046374593022574827279871387555583854079777968946308074149302489576503937298734512516721478611834074530482844972249407 (proven prime)
(ID: 172317) 294182458441447642927029861780520004070054928959512759866346302316195244632148710369369464545657819474454964472256012922389483154288328278124818070862650056931352798914103048207308921784538183813613654392538716107405488200605116652927943185029470908553820176857192349600818224156389541222056246476479363888468973178069984850437391138352302580704220001446942919608035234596433799294691759810851 (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.