No problem, we've got 8787 and 4645 to multiply
8787 × 4645 = 4645 × (8787)
+ 4645 × 7 what gives us 32515
+ 4645 × 80 which equals 371600
+ 4645 × 700 resulting in 3251500
+ 4645 × 8000 which equals 37160000

= 40815615
