Factor Info

ID 171057
Size 474 digits / 1573 bits
Status composite
Value 212366286143391990069260241986010684855666037223392732149165929094085125318071234346016806915025987558899597380748431705758256528495263024337671884376307337829570967720126058365376597451367300682773951336050275552791610931914596376826218784931289072982044632930299648036541054020777339870799147447214376360395771246486983028143259904499719286370493980531927715755578249857384918882095796556327608692147835062721728167444869922656437475793777555739736387612402043062961391721

Factorizations

Primary (ID: 134216) 68553522878665997663446114317721 (proven prime)
(ID: 171058) 3097817256149805113081608403511187857692183445765966661588520150989002599137988485375435149950782062207570530155914807243039238388282368973778273597938892470426111749855974986463206228786777433886227637291162294365047460476989726025947072429057583180395172430283313060081701896092709772154518287682771964140189859651907935379238372106405957483200613259634250334644446964785263618813292874791631297142804166136962078638539272985057707865394001 (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.