No problem, we've got 8139 and 8813 to multiply
8139 × 8813 = 8813 × (8139)
+ 8813 × 9 that is equal 79317
+ 8813 × 30 giving us 264390
+ 8813 × 100 producing 881300
+ 8813 × 8000 yielding 70504000

= 71729007
