Alright, let's work through 8477 times 6020 step by step
8477 × 6020 = 6020 × (8477)
+ 6020 × 7 that equals 42140
+ 6020 × 70 which equals 421400
+ 6020 × 400 that equals 2408000
+ 6020 × 8000 that equals 48160000

= 51031540
