Factor Info

ID 157943
Size 1107 digits / 3677 bits
Status composite
Value 612400578875555843195389009607241093981289207947248296099709547507393966417060311579803868409793717869568342447585559983176515607142778740104936859651982703688171024654250676131406114048326444537453988349435601656632207600909862481160508216325036153241714429513562398427769586044743266521772760316283578773911967362899547801160960883851843895574859996866042389535942880870884621488604934036035336059816394011635323149359513382241868867916754943260401040191368030358639130989581593051556243773612249098780362071130524703887263606577667434485567664869795421906979410886554425239209680037672304829754813206602196258845259015513457549768361131709515763528479281377404657047796066335740301246285984982533757557590018404309601624947889218643264155885918924180809521832180845551287664395604011200738845869934616306874072535384859976005929151058687866965658911220062930408597693281089781594193214578280323238517246822140426569938648403294959524477585054320351616644145957982602203439546527473661519129865719341837211768687916568802930361614263527827972919047441079403891365278926640809681042352481121661552292628737

Factorizations

Primary (ID: 10804) 738686421813192728921171408273447 (proven prime)
(ID: 191905) 829039983396942065504771280316665246793707453370029764385534992614355824162261666922991733393309455510401267705882075892853029129887810806739310114453844153601083833311728613881756005370788707064457989921689121226075647367948138517940654225249404207381097364600383247154112799396144197677973058787340316609940915460294120942315388176063203625448909862583955665444348370263953483924086187650918593209692783269918107680023767611297975079651432624099940862204259802982573650241435092919323587680835269469750946521503584194642178979918956602629008489479233491088694387821354252129831173037076743394589751703582772289579791305473498416690791183582816546963141404307865574098628760972426639613188894507644374395231418624006512448691298531071386340716807989433341355596327780386723308827227993625507697796757838190484366132256512075738767328324982348827237270729974975467431853388335145337452722332654831317026607707700906408731942099680315242244022814241549662551265714305240946253451810627198684907495923061139581328732373769902466723878339198964263647626575215497758331724562071 (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.