Alright, let's work through 1597 times 3633 step by step
1597 × 3633 = 3633 × (1597)
+ 3633 × 7 which equals 25431
+ 3633 × 90 that results in 326970
+ 3633 × 500 giving us 1816500
+ 3633 × 1000 yielding 3633000

= 5801901
