Factor Info

ID 198763
Size 630 digits / 2091 bits
Status composite
Value 247543388071480549985568349328778310604435848227920431509313284807981159240199609309357944045066761541934030160040583962510137917998263529764454173378341817215651130736931414613554091083586008217400792270668183220352850987159022137328498202630357710659614059954899695397863542963711670638483404281544663564026271877494680515832997277635861149640273080732994504970090848246882266994853974798019025110086695262760232717901441701695270818695905441267668865209483663988759064108331056655387950698940961018620475113317424762869512937526269042677366565193481531447642139714546573138813516623911544839590372379633218740056333822786264481

Factorizations

Primary (ID: 31644) 19302557276574081151737968973059129662889471927553849290544314524114904019111857687544447742007736720058562288672410466660837702869181 (proven prime)
(ID: 198764) 12824383035086418639696570946370484433286302918273191434277958395322452241521122995285217395185794497764212112953578085821632886594442469794747712798467627300099770875717063528656886694638777862227500777146256801347872965785355811019035396186912794665393559670787077856479169293951460582666401168070074659593174027449544926860973938953352090076632959118829883510692082179551443693559968497565640380758596069640045574773251658824562705828698644191326491968311036159781446101523247945091884374661301 (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.