No problem, we've got 1600 and 6235 to multiply
1600 × 6235 = 6235 × (1600)
+ 6235 × 0 what gives us 0
+ 6235 × 00 giving us 0
+ 6235 × 600 that equals 3741000
+ 6235 × 1000 yielding 6235000

= 9976000
