Alright, let's work through 2163 times 4573 step by step
2163 × 4573 = 4573 × (2163)
+ 4573 × 3 that is equal 13719
+ 4573 × 60 which equals 274380
+ 4573 × 100 yielding 457300
+ 4573 × 2000 that is equal 9146000

= 9891399
