No problem, we've got 4945 and 8602 to multiply
4945 × 8602 = 8602 × (4945)
+ 8602 × 5 resulting in 43010
+ 8602 × 40 yielding 344080
+ 8602 × 900 giving us 7741800
+ 8602 × 4000 yielding 34408000

= 42536890
