No problem, we've got 8021 and 5135 to multiply
8021 × 5135 = 5135 × (8021)
+ 5135 × 1 giving us 5135
+ 5135 × 20 yielding 102700
+ 5135 × 000 that equals 0
+ 5135 × 8000 yielding 41080000

= 41187835
