We're going to solve 3387 multiplied by 1920
3387 × 1920 = 1920 × (3387)
+ 1920 × 7 which equals 13440
+ 1920 × 80 what gives us 153600
+ 1920 × 300 that results in 576000
+ 1920 × 3000 that equals 5760000

= 6503040
