Factor Info

ID 187750
Size 742 digits / 2462 bits
Status composite
Value 1028608342103134920288012795952677157571959692943209292434778613509404144746628708188579981630943001779874109556853766071217456957544892371619890052893092290645563035406775282607339803497821605440870728741856299237146719691792419827990309662028012336576723323630603105678386184912484376695992752064597041888326323571433247833851550562365548025660664033834567798987772342272645361202298823461464268051777465403405672191594523686878048282745415470593170665075810005529731434059814307872985720924648982853681950348520722871650904573138705679624017577793723347192465347077628855339337937605005124009495286540633503315511271975272544132147078176282826037693520039528480324113069220303486220210194009345167355189953904297669559357651093792585376743

Factorizations

Primary (ID: 186472) 622261324249663909027221146466787592621883815173526652773731808178648828637472706690316340078431774132729827942003556280048534647 (proven prime)
(ID: 187751) 1653016670035620463469073988142504777101706594332626141713864851803528208282799462628176533824196458625106390924266164335839118017543431192105820298098104756582398860208221363163411893100341218064560548407561305479380020788282148629635269077457463025037004582643614296942794898106569227557512064262967238412819082087443511891853368900253097818948665923855511323711108516854924236524201663393474498875327483808936843821190448660970249406379108290277306180288881883744383857865975010733680495060355610709035575947049454699547077081553807463970934529966261918188579476296406651274975013722333495251933758599310436369 (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.