Alright, let's work through 2620 times 2836 step by step
2620 × 2836 = 2836 × (2620)
+ 2836 × 0 giving us 0
+ 2836 × 20 producing 56720
+ 2836 × 600 resulting in 1701600
+ 2836 × 2000 producing 5672000

= 7430320
