Alright, let's work through 2580 times 5045 step by step
2580 × 5045 = 5045 × (2580)
+ 5045 × 0 which equals 0
+ 5045 × 80 that results in 403600
+ 5045 × 500 that is equal 2522500
+ 5045 × 2000 that equals 10090000

= 13016100
