Factor Info

ID 137268
Size 480 digits / 1593 bits
Status composite
Value 344378638285105282509599616213917302907203803668823351629059556240434814986860639083025054923087715551818526322282322176518791578040250564938124306711128759930202800629329742274129916242220596478039004578399494893597895850580205744073331634353142939189934657293325514645363952953978017940297565744578904306523079634493178674571811012982939614024212954778330371627999773638954248890314860790102012738423928978900257349206894824978940906296765660228601432077251273753767782984415921

Factorizations

Primary (ID: 172158) 19640790445056687082126153729 (proven prime)
(ID: 172159) 17533848204759018791946024888748738538245536321309027808062530831059982729791862466235231701668546257792239829245912903273948461161630555205450451169209065765699579760645320798947276395557308846494285010657355669499759220335028519020648693397109577990731298564687500956559080559546736660751177775689580640542352558694690338179693812781571735844795929909377481193228863859583306353981449176378246258498767311694335937899674536569199130382769027083100849 (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.