Alright, let's work through 1689 times 6236 step by step
1689 × 6236 = 6236 × (1689)
+ 6236 × 9 what gives us 56124
+ 6236 × 80 resulting in 498880
+ 6236 × 600 giving us 3741600
+ 6236 × 1000 producing 6236000

= 10532604
