Factor Info

ID 137931
Size 615 digits / 2043 bits
Status composite
Value 738218692161632476544412740495186637685412378986499324268509948373666125076040877801900533318148754097937558655701117096867332356268215242073809072981225603968461661173697665986266321350698613657882958395243096796812642375734480102310408976743159827381932530141991647399453336952087052811010432301376769822897835894999945419416061082913953258991469853565151706946532583753211510759054946479236664189481161214874170280498868917100173145333173081815199960295911882562503813382737859887109346491966170850555499822532536943210562904873736571392499205192750347555976444444387326612003265548802504889595839237387809847131

Factorizations

Primary (ID: 136416) 3015559345436616275558557 (proven prime)
(ID: 137932) 244803238005832512814179472984487406315498231710249654980916357620705790616083781521012485082890166062217163060022802713344957525016139412872414728535791774611635341184227175409245266238958386851505944902402745885458178854245955106263016726715525589370138868489082310461119008229467754355182363782190862084743735920551488851144783944037291114706025545168626717974044390379309901671182832445253150969089855422697460865161726978667487305204478267358872633677228811912419118899485595916557483763127087611058561349557032977289313274832264772866341171408663515351406341487450351150771089235421783 (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.