Alright, let's work through 7808 times 2521 step by step
7808 × 2521 = 2521 × (7808)
+ 2521 × 8 which equals 20168
+ 2521 × 00 which equals 0
+ 2521 × 800 that results in 2016800
+ 2521 × 7000 yielding 17647000

= 19683968
