Alright, let's work through 1439 times 5590 step by step
1439 × 5590 = 5590 × (1439)
+ 5590 × 9 resulting in 50310
+ 5590 × 30 giving us 167700
+ 5590 × 400 resulting in 2236000
+ 5590 × 1000 giving us 5590000

= 8044010
