Factor Info

ID 2883
Size 249 digits / 825 bits
Status composite
Value 173975492520625157286729268906097266210764962384531648296485852703554798878699436349023015030959582210511784642889604468657225995510488112691380125149455752539312320118785378612123171708613213439037734992563889594226528295564578151054514747937633201

Factorizations

Primary (ID: 19476) 281259985248437790051014401 (proven prime)
(ID: 20353) 618557568247584461799533511850662284860880690549905469728032077988416376504288147505680183249308113490999223554971338716244540830731054303236447551128240827105286339456541829588127767205576697122299035636159258126943898801 (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.