Factor Info

ID 177868
Size 810 digits / 2690 bits
Status composite
Value 451337894438816611609742147334305164917088196382199635069673251279205415473273961634935920185720187589890472081641273777801530707336351003200529554805853575593968538655887343545405660931652555113827394382542890463989087527310837328794986581907539413892411962432322819509501200896180511173895234015514735369691783523986727889004976665153248072370962434772578405647286174667621866911457986641141838817931238224559020411234780165055650275911196675760539386389478127618549592059266627108807174043219459458185618797118430466314119053120645644596813683617661982364785402299891539468978243492033431006292944734545600947099456413085821859566240095503563156048381528000108127721605340512109274332057374681751143537700257282352419777924935877030164453054003675885047572596137394874035340713509392119153574942155164819539

Factorizations

Primary (ID: 16455) 25692323949398427796804955640239809438927278129724580422940410291336507102459744229 (proven prime)
(ID: 177869) 17567032679789344247409832592082847853331966342771681226328318424533252505512513930680436248828065671844168593703392355177896393017111859196280828927146710073987196393138820867036760191981759364841541065426541462353753638788441396272698201933646015996123666542203422294569307599720691275299521855792106139935734830025595106320249457292723102100717771948649862678732191978350597619721236941267848210547663190553424298936939150513330881097686759752364544374507873816940349983733041145296366540549455577171028684567451003985392861499336041675823183988255694306391008423486687294591085630099472918588163963572765057027637993159217024965173449540292466862477082059942034907202978302417023221299510373436087241042846311806882203794391 (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.