Alright, let's work through 2628 times 3687 step by step
2628 × 3687 = 3687 × (2628)
+ 3687 × 8 yielding 29496
+ 3687 × 20 that results in 73740
+ 3687 × 600 giving us 2212200
+ 3687 × 2000 resulting in 7374000

= 9689436
