Alright, let's work through 2599 times 7828 step by step
2599 × 7828 = 7828 × (2599)
+ 7828 × 9 giving us 70452
+ 7828 × 90 producing 704520
+ 7828 × 500 which equals 3914000
+ 7828 × 2000 producing 15656000

= 20344972
