Factor Info

ID 172143
Size 483 digits / 1602 bits
Status composite
Value 164839699948313482686536892584136798623734140048576738621912470118211650828115584812764267192071210430521098940404951242545539744488363240180907377578591525673486899986947835146803388110683666267294666253934560305132345005771803765964955036104039194362899898183977243795187267677288351841650634307739399487363657150862726064879672272511103089589144233820146131750193147895213433307392869050765369247709656635779729746872526595941001949622116594115286345197295330634904407873322997707

Factorizations

Primary (ID: 136409) 7908659662206739330568797545829013975804515085190454901 (proven prime)
(ID: 172144) 20842937613820462782378413037039553141151951688909369362498288518899071259697276926418792629996847189528346914168195102056552722311883328749965040290273635474722343350659362041414008070654619708698647864313028472949689069154795535612364044011386981589196749916843255847249915098718355043426891524207169823660143473697781701652795094985527439011703006279580000939603995271050311683499138871363465077208919050777350462622008153407 (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.