No problem, we've got 1924 and 1636 to multiply
1924 × 1636 = 1636 × (1924)
+ 1636 × 4 what gives us 6544
+ 1636 × 20 that results in 32720
+ 1636 × 900 what gives us 1472400
+ 1636 × 1000 that equals 1636000

= 3147664
