Factor Info

ID 213797
Size 477 digits / 1583 bits
Status composite
Value 311025339377285991610088449232329159040273554823640070775152189144753524439017931736393570523468512525439982335124494277140524273319727642536470445717259423875740122713335410734418513740554568517304480399245392506092846431218313655324255493398415043094015093902478225324548250257228114394219282504419440076263231392383636662222146863899925342814747477079985897894309173198849302653946455209625107416399954646843135854774021732988650585700739883038254224340361883688893304749999

Factorizations

Primary (ID: 213798) 1640215462448238032128637 (proven prime)
(ID: 213799) 189624684377160807573130896734586102204286265211291479011164241857656050223486446484603096760673065838889417657551365937785820023711215433879995561776215269776803248243019574602986715679916760070507522015121369055627335389135022532719963634024199342126395451832459985655410472426656430889534866877631299058754206775150093804314373312195782070573603996000044848600224024175848893508880059232070854010685627581956183711052283788833116515914204648422006427 (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.