Factor Info

ID 42553
Size 245 digits / 812 bits
Status composite
Value 18173860879473763502060337226555896515947940820069931059249254431277735623727693571713969487555422421407332719302961526838832664958654300174508222474871328071735388923090277222287497573160448368233244653599729121343527168296028818157821497897561

Factorizations

Primary (ID: 1706) 79073424598670283075331 (proven prime)
(ID: 42554) 229835257189295673093063382280364181010443832316179730515016592082554581328645489116246431235740571891139112924125943743779147347166618207717206012205191779351896108657034698985895673737504922690827171896200185879556873331 (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.