Factor Info

ID 159479
Size 537 digits / 1782 bits
Status composite
Value 152272901239468672569178513860656572136082043041509851581425627851766952809405548326271575002887684729939967772242599453532196987863630381511919868695642626059001316179821816631381892075112293470104137992603057385129307552762803682533807201362367242406996591224282895315033498663372428268045379998854100337569005776170995441705642793902880204162097996294502827792370454361107443441891692704136195199537649646605617301730658334525380118993739748202745444068965972168929102836266298887412845882730025507172742440284652391158410783780627603

Factorizations

Primary (ID: 158903) 1890278978373184660723592959 (proven prime)
(ID: 159480) 80555781967441681196295387439477051073754516421102316595883967573256333205520297125755885852760676627063335012096127569143452470773479045579361717501542938484134033843101756112280030748885579008386287055908940883540317926748991001195521439492572789786275846840777735857151064167525506950780283615427727715729728479188140513107009978060761478931289067518223795977567840891180390705462223040371080843724589173105461320845691353044125057572452030435254303372874954208469322845318569198126364005128560941528964717 (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.