Factor Info

ID 42551
Size 274 digits / 908 bits
Status composite
Value 1270427843070911158987006826188822233793881536190064133272416647619437410964097831368629579452232132832016185091986772174989291439535331552614596925100301772396358739948816846820838039989079693275089376265999944710943130079907995760133010028454045717349160275821457296935841

Factorizations

Primary (ID: 31) 67712817361580804952011621 (proven prime)
(ID: 46473) 18761999464398775347664043220379799811514561347163375723126215840059199132603230373877607627473996115414588165103513754632758502821585830948676107256901030461850980494756768792845189030862995062883075685027369660245891556312006182154791473483495821 (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.