Factor Info

ID 53085
Size 280 digits / 929 bits
Status composite
Value 3081726137927151470103568192557823194365919695535171662674679711559955092535125852352506559233913323031223158805438268115576390929247835894500731103309633247929174170528506778012014391126610911209637236355828201672318086810299670682161568551248852027044782011606257758230323355181

Factorizations

Primary (ID: 52438) 2200289654266792155913 (proven prime)
(ID: 53086) 1400600203682765815609682532411079620077361989780476101613950059874614897964366790257136130772949628689741966248026166264286679389513960493805275556668237508766022622162857911780671452381949169327832551970758056410230672296612344144808199080159275397188312837 (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.