Factor Info

ID 159480
Size 509 digits / 1691 bits
Status composite
Value 80555781967441681196295387439477051073754516421102316595883967573256333205520297125755885852760676627063335012096127569143452470773479045579361717501542938484134033843101756112280030748885579008386287055908940883540317926748991001195521439492572789786275846840777735857151064167525506950780283615427727715729728479188140513107009978060761478931289067518223795977567840891180390705462223040371080843724589173105461320845691353044125057572452030435254303372874954208469322845318569198126364005128560941528964717

Factorizations

Primary (ID: 192196) 281723582557741233225374315230740659486203465620866009087101097654635966865415457495899208095173963957562923381 (proven prime)
(ID: 192886) 285939079845867024989525863155490923288792761453300657058178786921890300814963499956812060266050085435101668125262776331615321715561992705040839216589275865780834769297478145240751304629006109522608906786129419381570691494081360100931064949998885860271269458562814472186483645952583564356250105569337872358315589653740788231211698891191410596732794938003590754517332518367001027759280008901236972057 (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.