Factor Info

ID 196560
Size 485 digits / 1609 bits
Status composite
Value 16557162237319366598771607516308882809132630354955388503260662854598870776061912659778594573731932038546107197823896770150374857613096539782738303423295444535275765202429038751049920823306506298677851678080478064249706397974668516495840045684328607277385162694856100691253652218022414950633441233150708023892748488947072828736387641714073932428093041779492741992719596556837711455146358648435259604005937390869409261141093134814906571837718269366299799145573195612354438302570717436747

Factorizations

Primary (ID: 163554) 1572643955598691288699472498569207 (proven prime)
(ID: 196561) 10528233156891640563577936875799199025769888573650340656584275956864885669525425868651679152229848706843312167601463812577924459470723997633078811726656094285642935492961156073798767931647020023560999844394367746535614317589373431698934763753574173717153518038219763158735199904013143214970421341916508462099639601643475308498168756338412146114330456827121066352244880070665161934387575252090268515311461996013098827046809264593347495039374426011206221 (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.