Factor Info

ID 132451
Size 275 digits / 912 bits
Status composite
Value 28732557293372955012260843519237174904350085860482027310377839779793503427432625846418381660817409260868569151260597576628514747513162558696508104620260556527451979437907975469429039245557859849081064037274692322431964290367117800987287829009585060495485032616585190259951801

Factorizations

Primary (ID: 131750) 2105812970476039816410905651801 (proven prime)
(ID: 168367) 13644401329182466146782306731967058119650922991792980421057492067554195368357716454526623190993671398676684987018248231693212003154732224458007309612319437933945423159178587835852163401888402069054884710325853081140381368074992837066478614300001 (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.