Alright, let's work through 5815 times 2522 step by step
5815 × 2522 = 2522 × (5815)
+ 2522 × 5 which equals 12610
+ 2522 × 10 what gives us 25220
+ 2522 × 800 resulting in 2017600
+ 2522 × 5000 which equals 12610000

= 14665430
