Alright, let's work through 3616 times 1439 step by step
3616 × 1439 = 1439 × (3616)
+ 1439 × 6 yielding 8634
+ 1439 × 10 that is equal 14390
+ 1439 × 600 that is equal 863400
+ 1439 × 3000 that equals 4317000

= 5203424
