Factor Info

ID 144237
Size 690 digits / 2291 bits
Status composite
Value 392778864534640229145742006259684554194618388811343368202179615981370798163495416552292085821935238230992427551630701331898343303288370740470694547891387172835162085259000478565988788279553050369632883546911267478995884548985678441152930694258908905278404357274952986708097452537028582983387903660187832115609245584696337624051977084198305792608789186600859792173482616391923286827676811592557622968010958931995278977983639899152193051760036595095740700707151064732121454826384463577545124216357647509334035667205729724575268968460936476202406694255052346576732465773281138876066753946028659032513287449724923417762590773749423265787726165374360543604003790682249196739690983312709050715627

Factorizations

Primary (ID: 179204) 385514402241697817810739172355473633 (proven prime)
(ID: 180049) 1018843556169888472620399535177383139319067426796747719143009697948239923014037622793650376027203265972863885535962895443207705814054858285999277271665690103090241099450825364246020739443855188881402243077635992087171465702099669036376895946967349932036366641352338505934042719332811574312331312182432566480201081211517442710347443166398894203770732275199541338185308633749300676822840068680708092083767268157518747086039328978525088502541441231376034341757513658218392862620034192118000690855615776187758560355284281576811243293057859106059946331183882979351227966676359755052622192412605812037855408965231120942484141018637151432153346609489651921030219 (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.