Alright, let's work through 2587 times 2080 step by step
2587 × 2080 = 2080 × (2587)
+ 2080 × 7 resulting in 14560
+ 2080 × 80 producing 166400
+ 2080 × 500 that results in 1040000
+ 2080 × 2000 giving us 4160000

= 5380960
