Alright, let's work through 1633 times 1506 step by step
1633 × 1506 = 1506 × (1633)
+ 1506 × 3 what gives us 4518
+ 1506 × 30 giving us 45180
+ 1506 × 600 that results in 903600
+ 1506 × 1000 that results in 1506000

= 2459298
