Factor Info

ID 196277
Size 561 digits / 1864 bits
Status composite
Value 728070599513899162609784529005531203780227548966516817027257988948975998609396175136547136811603542502359378918948389014936747868739102454058764126655450318620376552739578310740793163763985988692398597629281989623927064197545310200282301561418042187437094204716337760802005065565007874629681931084836787619633116595709495202595897100558489849652599483535654196924271391561357088994581561665969583293476744353930712135638413505973972569170907708590002045812314876566393704875905865000835505629849425431485739569375025089016491257568990261110898025858152448583013

Factorizations

Primary (ID: 163539) 14573792331000499447808834983946493674563 (proven prime)
(ID: 196278) 49957525328887178269840010806834986938783869421862951939500193603728404546614455109179321619642049227409468167251192335813277936119149951617832078052504562846017845775077196977041499902277893505840820307669345744681194780588293800671711608924664393585127147494350410499183913643290187395488275268533366949342836886783320824639205327590410474715750104441892980420761613709881991612577935134896990789858541441780926093901593862578766987696898285258024409822711234098521736826175040845235757896578215650978576153432086948151 (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.