Alright, let's work through 2544 times 1583 step by step
2544 × 1583 = 1583 × (2544)
+ 1583 × 4 which equals 6332
+ 1583 × 40 yielding 63320
+ 1583 × 500 giving us 791500
+ 1583 × 2000 that is equal 3166000

= 4027152
