No problem, we've got 1395 and 5440 to multiply
1395 × 5440 = 5440 × (1395)
+ 5440 × 5 what gives us 27200
+ 5440 × 90 which equals 489600
+ 5440 × 300 giving us 1632000
+ 5440 × 1000 giving us 5440000

= 7588800
