Alright, let's work through 1616 times 4523 step by step
1616 × 4523 = 4523 × (1616)
+ 4523 × 6 giving us 27138
+ 4523 × 10 yielding 45230
+ 4523 × 600 that equals 2713800
+ 4523 × 1000 yielding 4523000

= 7309168
