Alright, let's work through 2133 times 4689 step by step
2133 × 4689 = 4689 × (2133)
+ 4689 × 3 giving us 14067
+ 4689 × 30 what gives us 140670
+ 4689 × 100 that is equal 468900
+ 4689 × 2000 which equals 9378000

= 10001637
