Factor Info

ID 4209
Size 261 digits / 867 bits
Status composite
Value 615802770250445823375435473353163129729285269495607275124805554889582204806140730195074972913434949895898564388256940418299969624070844261064651338937882574207216063829908866714317546071927027417615785249496479018862499423611620414045558807260263161971525367433

Factorizations

Primary (ID: 4210) 857491387188810516016046647 (proven prime)
(ID: 4211) 718144554511837422646837045505950987419990940100687384647327824973985289992021799648276088056964607813770412657929460865526292540455444301185608456503769752536871370961652617449770337791460050862147502609513493728260600625146023480639 (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.