Factor Info

ID 66958
Size 702 digits / 2332 bits
Status composite
Value 657998699373828500704042876997518575070738143740879135291437988726967425973011294766684984335284166611474729554491482026189911383574697772646347232016986098639378316800942010689272545483761524175050887793559192330379003145291871621211180326962163777641805810654152402211369316936387829279291938177926709627572107799372019920164080478002809319229126998546800508732717824119054167184104052196916915273190725996082223312754606548964682055494643920833649789057260646978413680276094894199783341551161310550988250186891800758639909478012553611119150015636991699872483773212667359162605326561199904587887158037048596326661509203627116000258477732667557173699477055210662300853876206929542715441161788258770337

Factorizations

Primary (ID: 65981) 87781051616300983325522456104005934791211310615161357962248937781511728751827372468017612793956151707553018062719693299715327994663520927145636006741061704052793538784230435327261336584107431868209365505074486018949182880190051250641521 (proven prime)
(ID: 93644) 7495908140289786948730641731290168095029432759013731736736946422044089597932682524697902869786691489039677462754517024947908412805520889519551559704149495008709400296060623231632426504412793210835062832335368720396733009347508758615301326379477824244734136254584729497625554580228328659708999267365892632203957225334673886233681420066538270536873827821983924982576624187939520027647390792213940854407698172836046459646597668223841698617049200409579757607950680206897 (proven prime)

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.