Alright, let's work through 6382 times 6378 step by step
6382 × 6378 = 6378 × (6382)
+ 6378 × 2 that is equal 12756
+ 6378 × 80 giving us 510240
+ 6378 × 300 resulting in 1913400
+ 6378 × 6000 giving us 38268000

= 40704396
