Alright, let's work through 3609 times 8136 step by step
3609 × 8136 = 8136 × (3609)
+ 8136 × 9 resulting in 73224
+ 8136 × 00 yielding 0
+ 8136 × 600 yielding 4881600
+ 8136 × 3000 that is equal 24408000

= 29362824
