Factor Info

ID 172173
Size 380 digits / 1261 bits
Status composite
Value 21484879549893583336128292481667391013095705172371886342756863835514985776943752167719951885659899533067077606299195779471021908074396711886407028734449464395608086304913280087607012763645663549960908516453318496816610556701838984863251186663198922800373049609105958413769223682479892238388091708929576967401386386286667978341846342872686391644668539257050448880372566683167218969

Factorizations

Primary (ID: 171395) 133694390725970970701518910372201841910898775815283654184119788876122862616958330260599124497171021 (proven prime)
(ID: 172174) 160701428333896518884964895588173428536808092055405791217594874059245370217876321178197858521681812419118074004500213278531194974055702728710391226104198107218013874752962290020204509143380256460029086660703221000479077557627856473815064747735494790160626855638053552661696138376189 (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.