Factor Info

ID 187426
Size 427 digits / 1417 bits
Status composite
Value 2057528736888775456159982009030691236223973948067939959042335875669665801142034584974504484466969928646605411677849084233395208116794484487498769005061787048975600624413912596133892502833289117992347205268346639926451613487947802466266752211797671493858211858925721746175134873333258400314983560656446424461531016797973977909180450929650258014947198552767326120148240199928958245610434497386010209874207247113050392412874219591

Factorizations

Primary (ID: 186414) 2278363971831795997032870382961978193672031568718000023709893314158483824769552811 (proven prime)
(ID: 187427) 903072890164485067294920942526708031044833914010595966823781704099551301895532404128952734066185249631304674208716846048385085840523018988596317667536068027852960053566729546657208994629825601628800508689745136760238320843321536421299807608984684650443292028970695892140686538097318600393960356086170021622863635828817004847948334188221131392981 (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.