Factor Info

ID 5191
Size 318 digits / 1055 bits
Status composite
Value 193965504394659065094425826931012006993668856116513753369071755599305261629652551983034131502393889744180973777182470426634473007940352293129325572369583911471648996807837239923850736105968309722993407349356419706415399190351555223440355809652694044903727226845381514407800522561906418977168765117879527677771509142211

Factorizations

Primary (ID: 12556) 388560625903893405394183616138892653779673583851 (proven prime)
(ID: 12557) 499189808394622304425572314956415632730571028770264885270413523090086755715362728140940694031923020188906719557019887203765243039751022169448346694468458792803617241407187725015693693391744935059511558219510443175794038799052573204676105254248248783831304621901873172361 (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.