No problem, we've got 8670 and 4543 to multiply
8670 × 4543 = 4543 × (8670)
+ 4543 × 0 which equals 0
+ 4543 × 70 yielding 318010
+ 4543 × 600 yielding 2725800
+ 4543 × 8000 which equals 36344000

= 39387810
