Factor Info

ID 172838
Size 815 digits / 2706 bits
Status composite
Value 20559994894173983016492607423085258005803122843754864765032470107130219993406494490735297701167490036433933570808343891322504228815969560059059903569637085987218034502035283933415244917503343217179350042987292120846574053685707280184012592888325225354875486259401007733643344078764172111167877106785943076280566439271453096465854297924609832763070387922011300293559358906577342064054589445147617565475584742269805005842701120363098191283309654151218931352208614543722212763441953904799127630189212035754482961644151018355910130457905273088867811327065165661578923010220575059987111174051888471820172204650426247997714685728195516004610312706029622886255175351216778894867142560233403579069748289716264898962622927038131085683910200231490711772867465838901956777463516171711104162911856620042124980850084659302730143

Factorizations

Primary (ID: 171394) 78338472703785117198426579650923301957 (proven prime)
(ID: 172839) 262450800795106335748899814668146033274871640735783798296308345590258458978532266242929081884103986568297785607628205184092620188566679710754511426212813432980489052179960578902132330204138802029454777719851154163033645023807903051511351152239339633666925612334145636858620246570317356831260395946251087470127832119799377679108746081109748385767246791216406554841124118342315669307280125714096153090862880842425299765071047697988929808742304830088810508867625738481932786790032923257997697465740803764162889607647319371297636710563348110009760709468925381645449222538932680034065413599607630435849633461880477514951199567585537526280678293220803642757358308322473037324395227304529117551070532277754753218920021194390815065806754204955177072757556060091554049499918532326385299 (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.