Alright, let's work through 3633 times 1680 step by step
3633 × 1680 = 1680 × (3633)
+ 1680 × 3 what gives us 5040
+ 1680 × 30 which equals 50400
+ 1680 × 600 yielding 1008000
+ 1680 × 3000 producing 5040000

= 6103440
