Factor Info

ID 200456
Size 753 digits / 2501 bits
Status composite
Value 396493666125371052965568053056022404697083332773395818315527021558852564326916138074114712638113602355977844647240804979814534419633889417180344365636131303008042238181535997894947480490882189595869683378809814978885244260213039520675072995942963750954126376438610098647272307024741498288019499156588605979973197456582555829006041022765248279717459672284728186960934014382572296333152453436286215113336232100747946015496788992581749924298857288376300533266766756203219065788527185293319403830957032404369998911227840383666314411702432353799603602843678393630036223522599435609726209394419318300736807295494123460051028867530384491921124070481084234241470433806083352013549183808923452503084762070496297847982881510996304062548052520616088847399802688101

Factorizations

Primary (ID: 200457) 638258216950674387043 (proven prime)
(ID: 200458) 621212004162905615748852643811669210241540704579576005040261416627610420823755997004966399135897417152320186879085841259682885341666895842095228952082497285318559711407777258069426655140236813938607106127500700637936584392812012122588129811358367328550448768778050201686123528763323412513920281670681081366185738914871280653005733232464332371993556078531595435125683916908021230956556971115638690088194281121010133929999348429364021985145634075677607583330166316323806881204560684254267645544001077018583940533017312224613052860820623713650713998636306643606395608429897024014285172090959673674392542223788138147650173766848698294437308779891140756310981809647563214818576061546035971032034427243765655827832518984348997926317971607 (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.