Factor Info

ID 211715
Size 309 digits / 1025 bits
Status composite
Value 219187548431448243138247373334955467081788246322845568002473096903690359452296269676011953130887615491091169429185385385140075754658943403326261223839096224651413287081834109529312267155582864420077986437423225016815237993243523251887819896770746912129513255319486777558309664906006940726646891944061573270973

Factorizations

Primary (ID: 211716) 1429890971160014292937185545112919 (proven prime)
(ID: 211717) 153289693306916965803529807425492363711729836942045237899275720920689390452439181725681960751721497469890938548564338696993244651106320757672058816073261224916928414954271195228357469587675314955872705699143078464760493795177774997549929467550572834483327807032442608673766667 (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.