Factor Info

ID 173837
Size 1196 digits / 3973 bits
Status composite
Value 72941977637897883722225611403396760056425119933652869921082959535601995925896819333355452610278421824182141102169200397080025289696951617790195199567881066570504998292243192234832937948200954480287889946511782067807259246609021466165251227094461989288062198934421957537204882185241448381131395903721597322938877395718185921923210939612346147817276073621802913878516010567811115419654809237278422036746743098653646536635000842174266214260488846223771165427126426183636327431578938813453379096132586103038972730624071768090260226862200867630003174101394689627984763794781607833283014202354169914153032589351424862899130480543023488255977778296041212730557380614775383867159711337723956945126420349481771512027231175923142379710406792911083488432806572836254274340975378341685188072549672574241087483135954928327835498682259300061135499124820497381337320302708760644515475509776039977255713951277844713452191100899307570148662049885139109225465252071320790539451521251222719277018525966629232049497779388552114287124491236083330777907388940434563664220793617931033149574109205203036586233133578034399901398345928223412104708237834536686490594861623917339982654190664836174589281356400252232485975661

Factorizations

Primary (ID: 171375) 1402902528489494184197616878227352708965872870517 (proven prime)
(ID: 173838) 51993617629611478094888792083347664859105556223793087286706303211770661462758006578044294687655686892280252301654125159806416571627822892129370274647729186311756049711852788824336530425476392868308099313189335671879251754583088155598588730278263861801410753242534879061098779764399008974852173247324788043678042455262145237939844888305400835749783636814432821057336819659886351708973376428347811243661537866568814491667307894936596021123480148482878423966794197039273155747614010253324039924366071098796551497546338141395045758801372785539310145000328564798995664267560653833636940871809523149966683389566051401847606950662071906578335015876242772611003668887584324329058944251577016816850799876211289818245435071293266957966385024000647093977924810544245877997022363284469877888160967035275399448806438465817214366590483578939013672810864102108665089448851412324864457795860745523008456033268486750970563513826465941222165010217450873883451388010030285936602946074064460798791220743732992243179072014626000640449962195789486201772345839500615815302789422253146098136829818244960577898427324400039858910101359683255169607632861256297316668759255833 (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.