No problem, we've got 1636 and 5636 to multiply
1636 × 5636 = 5636 × (1636)
+ 5636 × 6 that equals 33816
+ 5636 × 30 yielding 169080
+ 5636 × 600 giving us 3381600
+ 5636 × 1000 which equals 5636000

= 9220496
