No problem, we've got 1533 and 1224 to multiply
1533 × 1224 = 1224 × (1533)
+ 1224 × 3 which equals 3672
+ 1224 × 30 what gives us 36720
+ 1224 × 500 what gives us 612000
+ 1224 × 1000 giving us 1224000

= 1876392
