Alright, let's work through 1591 times 1524 step by step
1591 × 1524 = 1524 × (1591)
+ 1524 × 1 what gives us 1524
+ 1524 × 90 that results in 137160
+ 1524 × 500 yielding 762000
+ 1524 × 1000 resulting in 1524000

= 2424684
