Factor Info

ID 170379
Size 250 digits / 828 bits
Status composite
Value 1687632278718676234184267533357252826571304109955337185288388301058446998912621651526192617069442967184529308906833198482551047731609999590849028639172574142388611333524896795550037720154724432676260706293363931803800763336393933356704539604509092091

Factorizations

Primary (ID: 134203) 124350515887880320900762098234276778230536383438150095797506458748789662769037111 (proven prime)
(ID: 170380) 13571574405371319901768082443632516598586753399966677181381250759569535712284015269549782878801839710058219185447665140548269700569266231807531063967850411385329929625181 (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.