Factor Info

ID 137917
Size 843 digits / 2800 bits
Status composite
Value 404143168995788237230745125943461970518591561517688069412721090562170125035892055031507751470906972659808724381103660733375944352552411986144188927723471870958032494704670674546294221650514754560891990467515512822799047000532541726074321383575604206412980824506139644244600728262141745997445638755368489904331553494562346412934187819749331557285134860076428152413723775517741639685433142322543102939186322253745319786585584997452943362034206282564321689472353448734321544508706588807886558702513258976146676462768173385864365276900091127973050880226383061480792482108089392798615959029999402413285325168742794751782669883181494558650659386427510437478823215744692857549794200389211474452370447304582131237417717266235182073125876433895779063379955543407542020925795612783728870399449383410127828302146183633338483709968815304109185032517109117

Factorizations

Primary (ID: 171854) 19656773801549383421273854819 (proven prime)
(ID: 172838) 20559994894173983016492607423085258005803122843754864765032470107130219993406494490735297701167490036433933570808343891322504228815969560059059903569637085987218034502035283933415244917503343217179350042987292120846574053685707280184012592888325225354875486259401007733643344078764172111167877106785943076280566439271453096465854297924609832763070387922011300293559358906577342064054589445147617565475584742269805005842701120363098191283309654151218931352208614543722212763441953904799127630189212035754482961644151018355910130457905273088867811327065165661578923010220575059987111174051888471820172204650426247997714685728195516004610312706029622886255175351216778894867142560233403579069748289716264898962622927038131085683910200231490711772867465838901956777463516171711104162911856620042124980850084659302730143 (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.