We're going to solve 1644 multiplied by 3291
1644 × 3291 = 3291 × (1644)
+ 3291 × 4 producing 13164
+ 3291 × 40 that results in 131640
+ 3291 × 600 yielding 1974600
+ 3291 × 1000 that equals 3291000

= 5410404
