Factor Info

ID 178237
Size 739 digits / 2452 bits
Status composite
Value 1317492978162075745268059371829382355516331680408900267228362790106817722009314090399829061943628156506254542566546308053858140725615060160648173947923798290306678856935599993590265427247318735300112697759580182131842017989012484518255611170471445952469123106885239327151946466887396089348584128300630998834710698541903153126953029132927841713790553182066167925133240977134893364815378093319923409920696196092502162590187904966476118821941689788405595084298148980648824089302764433913639432060503029041882071338125129454657572932906950467474867977875022594192763422841131097814215152869861681920897514977764554111974473750406939523367724862339015784274004935340459721063135185928423158792751183683542470287238858601643163001675103547159899

Factorizations

Primary (ID: 28818) 79054223989942445013826694675156397992474744610986129 (proven prime)
(ID: 178238) 16665687317728801080236875055329893724382015132902562575841313595566116096732143128619513412546072007391012381768334578532577789791450385663165176611418573768078256460309665985680152228658222151504584595947154442439288847542889311105283267147741535649598016360514907534359338072163220190127268161080859007581251340395371757531195435640157849757220191500009047378378068564060122257698220499503307408825160979856578017558828600948292200852615401668078507262344939614571741256333994036160671296149399220909750153754657466604249931490941290379508821348244124633619190994283840948113430975890801968258191492677795357336532072527671805989968920981627851914148372539780918599278773621662713131 (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.