Alright, let's work through 2457 times 7973 step by step
2457 × 7973 = 7973 × (2457)
+ 7973 × 7 that is equal 55811
+ 7973 × 50 which equals 398650
+ 7973 × 400 producing 3189200
+ 7973 × 2000 yielding 15946000

= 19589661
