Alright, let's work through 3687 times 3367 step by step
3687 × 3367 = 3367 × (3687)
+ 3367 × 7 that is equal 23569
+ 3367 × 80 producing 269360
+ 3367 × 600 yielding 2020200
+ 3367 × 3000 which equals 10101000

= 12414129
