Factor Info

ID 4973
Size 290 digits / 962 bits
Status composite
Value 20491399441980222266165520782911607964481310885390606633636816066642224638213014582687012388911885241919253397947228811999512047392425682361600115658694789463681435841764690307738416998531478019508585365079516732938540021967442466535434047994176450503454890718313316555016446812676261843093

Factorizations

Primary (ID: 12164) 2086414114912368934845698889752452759455632789377648284275990116236503745140234728069 (proven prime)
(ID: 12165) 9821348166464488027701080846873002532401697260912451502802883009580149048226099601979070115116630097062495274712890830179332698870277695851679594012010533583672158394211969499162247504310285717357060991697 (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.