Factor Info

ID 91519
Size 563 digits / 1869 bits
Status composite
Value 28991928783983067324305662039522999709591417905276571920958543268106912739498055347406090448903769795218507414991800271423337861413843285032734096676193539595902471070281546715019606589809906297775392005399154392378191509570155610351856381348155041881958766259902879148200187149523089412095733360575710636609172622177807962615466555960930079059558602624100149297500516201025850753528299411539277219901351379800453989740133205535989971812629831154858903694636752486160795102771697916358985569073758644533892290730637142372052972344878971072579122658903373731747921

Factorizations

Primary (ID: 90337) 91152872380109668950849966995464548679640271418519472954158501 (proven prime)
(ID: 91520) 318058312667164534204954291942624018537693976476093361661302102204586333646715235971980588289140389349420788810035966356099887970631250348597995760397296958485681983595375988139398691025403796108646816604524241027116588234344039516345340040557720189158632357924961321736461871272483143331164690455716765581035644899925575646851183463272850217546905298273344561334065733499770540699909916915850342677728276758821218726240270593914146614728320771447714444134979768811599502526958759795693545915269519421 (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.