Factor Info

ID 25188
Size 705 digits / 2342 bits
Status composite
Value 657490268461559544328781177620227199476988169210632620681527717088806740488300427570734649401943445769564484898032136243664219717474422578584205730874559307570143700604252071387752301732063614493174349317791241203542215723631500923925634795004436597811251993413132580647265044443139338627059006809429137092292896977239466347986643242827439746926198412764314114423458668597170282266341052540128047884724609314184401010487217145839296301051295493601388884412687088580717666701194030468288856883388276011775360451646966187827779792759910464680892545254432983229415921494446227875170640012009228394590327177656384584667466335408325337657559654117246107457691141027856920867291214703852295447090077423273944551

Factorizations

Primary (ID: 3950) 4727997228805279065233 (proven prime)
(ID: 25189) 139063167054288062952934447896672474445120553699763053422878856581013421398931088639541880703680923223068672827628179363912666935009710969253452895589690975164015092737452378778981983586533684161301787330428291086485966734151489581515420771601848367936700479729227914305496653870372947013182074667147507192976032508442406207395331872076734255922121686300616030825054648162817315729112737910861125922680646832454154961629925234594706307652935063134614939030331117536132222312974930615125449390444740006012746879187320577141670078765401576635654592841357867159702159784271913265470499290676549472345952455455152946157243326406995611786853341053946128103632310328127845309794300058304247 (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.