No problem, we've got 6473 and 850 to multiply
6473 × 850 = 850 × (6473)
+ 850 × 3 resulting in 2550
+ 850 × 70 what gives us 59500
+ 850 × 400 producing 340000
+ 850 × 6000 that results in 5100000

= 5502050
