No problem, we've got 4155 and 8454 to multiply
4155 × 8454 = 8454 × (4155)
+ 8454 × 5 that results in 42270
+ 8454 × 50 giving us 422700
+ 8454 × 100 what gives us 845400
+ 8454 × 4000 what gives us 33816000

= 35126370
