Factor Info

ID 163972
Size 348 digits / 1156 bits
Status composite
Value 577643649714373248754270280300690917780985961647580583908702181433867841783194231629596924685816181089696011371973749038239191379492283901857543475496615731889636489664829885014619893672236365207931850901156719522101800183679790062017903895065111871611606367640898390266872305971597574194693417249338690853974978965481807946713298301386901191907593

Factorizations

Primary (ID: 163519) 48792067336049769437 (proven prime)
(ID: 163973) 11838884500136443124906874167361511078077073742988970876384718917337017542258195876975365604098316902698063477010095808456033330716695567804594708976825341525239467593970242823455023157991481222252768306638843079575572538541677167885068189712085897157055576589388559816655276333734928051593882678457356118951723204412595985532189 (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.