Factor Info

ID 143577
Size 388 digits / 1287 bits
Status composite
Value 2131989836545961753955889703449772757577161972171053819515004620058016009225751749005505073258636369731621020357596950632585050679701907341695986512931464365942062835266526198160067455445832657416448824181155630816182230487793695367892942048870842529582108381655397456256468597506909846526833638424219767414358168838094818921364894415035974143948660646743611374986212142806284381039797929

Factorizations

Primary (ID: 143578) 425897565074818199663 (proven prime)
(ID: 143579) 5005874678272535375469778193727508679831343326764187612407830928911029718147694900275384813920280936660380623386489511229016468342367894716988078398135212250766649295630002971109082485080914006857326787734911806920035289241332924790093457072641088929191994547828353841177371879938050940056506026560652571509725545304082186350308251580910161145372335742054874605729383 (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.