Alright, let's work through 2820 times 1471 step by step
2820 × 1471 = 1471 × (2820)
+ 1471 × 0 that equals 0
+ 1471 × 20 which equals 29420
+ 1471 × 800 that equals 1176800
+ 1471 × 2000 which equals 2942000

= 4148220
