Factor Info

ID 161645
Size 424 digits / 1407 bits
Status composite
Value 1820231747025284426745917546511023474836272848958167443097187576122808782913880497806946052265826421455925505876686374005546424944542354287133978357116125353714273051306590945449650212951375315161389143187142634004426539644830772548686850078007634429773767296215147614274379778392590219383327732770855717611467222454026960768189960038087106134488049384408359970704495016428778335423322395846384676881808166840167393069092347

Factorizations

Primary (ID: 193956) 4027047508535200307774836924874989967591281 (proven prime)
(ID: 193957) 452001557758472079569734631653641122780298167007722383283757342129993980558712383083274448011203685614649168995136173015768882951950879120342783490548307138805390050300601591064319745186838571994022378194938298338208300179615753971181753785430192880912900472498085526188855958279132175166784111535650340831866975838203767367427845447186640377759603158125194476495167753267226258987 (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.