Factor Info

ID 119596
Size 479 digits / 1589 bits
Status composite
Value 20640143913952087747894672937185657755048901334390047224816909851182493483459096343032523171935341016823708485368709932697339112407165379542529221318450831727746369871053021149935171632240423064860984259238785332338529993287446257818593459007492190284358739850276610876431926110373716235417579225138168054400937092067371711536507080296360957513074786039311691593488699734288208391703797094612642712323571593029138526598663484362048334072311088862683411737025878679561323815072161

Factorizations

Primary (ID: 399) 15918569172424565344075680728122279296922081 (proven prime)
(ID: 119597) 1296607985955585539620141203817054096808419487489466243993588995315884744754196172929645521051385648516801828275208842383794955585429559783821201535444946384203086213986333753056042852676772798408100240478043468802570840330525175315213046091133411317912481924056136530191024408863348998321989074932276947057594366313027156057469711736121499723185790576877462317488157368766634486081454096149192263559140709875654603246138128170194335681 (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.