Factor Info

ID 196893
Size 521 digits / 1729 bits
Status composite
Value 16791850430435603893903316685514983661151430114880623444638859332722935703689161566456875381924536475029701357826429483081065132163095783226322130578017986605790133254744735894048464057511847786246706123951931417582991575227740715820558247750357441979767025163620876034868023268145550890952335293947642080448396472526367975121850926351373713413269306483950912579850280454870501255498843349841963004596758039093007493129418355778046703988477143801323120457795785528638740150796036503996726765473179575007728258718973983143

Factorizations

Primary (ID: 17424) 22408486113444334710475199239586797430885268100220771244715762096057091569159815413649881516047 (proven prime)
(ID: 196894) 749352292048013938056621070540446865910298183398773640361199478691558218635529867816017872454673656020257245103308915516323136345341340860698214969766809541132826471167914563113597535591590722571987375167230228324688137645287552758042251837448899688484553763401324620763627787909384189639188407386192249509579119293330217457822140012693072336881188532188703193891997239917242792492342783540802782919604520803188949772984769769 (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.