Factor Info

ID 191782
Size 645 digits / 2142 bits
Status composite
Value 338881416786290727588913912128269137730436054618110439864947281929464413472948807166021717402790210606374912612050852070145068031964753403834647454327153928314221348481344846814513935286960854292550729031439869055828498044067779718830167051012012979125848395323784036236999386306223298912821568108400472141137199824999988250614787202856800291082363851352134962850981235030193100814306015910231340597572776409177077735649755273002091341394308749770643941463630464230879784105043183435165485275196046214022550659643383448257855946137164737202836354907145259189450919929605410124812848600018224668442092089197160368792144996485144668153245959191801

Factorizations

Primary (ID: 3221) 2069237502716464794985816105550982396339012259800336045348830659287429006970383760001800897298401 (proven prime)
(ID: 191783) 163771155481868151571905462922749324424934800391237908257985371369581935733278433612322445744635698026866272888426535759343027346905450956510741586565584332210998206308452372042891254057825295360258452397910229750449576718044503090425311843717716597394899950523265596888737403818271054776811228094641734509907634218176654061300283069755047522749440327708373254137856264759284745415512595737729124301852341586839185388221670128037476855118742194707679878665824186401887105213971040497907354076641773451820604347198562212867525269517125466025775333401 (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.