Factor Info

ID 153493
Size 735 digits / 2442 bits
Status composite
Value 667704653436506577619168968951713055712602875213363387573940285460535186351049391107831680740833952439333726723524700376597588315378932693507094522521170453076675968169346253693164181137784695125734511696128198044786399364600424931755290484021798797042606693414859766590401353972774908905302510014562763174338475370671769107491629483209257081530840823474655824079284859959554480692918352246767133050270136039787188894832067249201760664867935482435750906754278616919061739806038604413277439574480198194508931989424773625925312775708345066720411707777981974511846457389403471972264226850010377048697701283850744390232321899374384627290369562954645658384167829913114655982599351904578717515268744125111503246480349385966804543205366153409

Factorizations

Primary (ID: 152180) 269681814129218928977 (proven prime)
(ID: 153494) 2475897959943912625042181496720775444126526954829857638068634558383396686511228728005812367546774337828055672446177516444520059342230045903323851433838678815833596090356431440508226454645482250051415884916956744489313470189927940383082654787068256133102933837801117358151739264919522681802505677946768081421670559775878576132391866498576078012137937218091362922853418936637037783118701892602539612217333602624188951091160542089519465795708050435025520653623243243224673850063150115595032662538069150187513073879834461140149516011199399282104770310387414083105347814183436029403201112095512858158022511763210545594798140028317755050103144160648831873271566416572762487298995846659500401619060523769671564193879010417 (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.