Alright, let's work through 8327 times 6421 step by step
8327 × 6421 = 6421 × (8327)
+ 6421 × 7 what gives us 44947
+ 6421 × 20 that equals 128420
+ 6421 × 300 yielding 1926300
+ 6421 × 8000 which equals 51368000

= 53467667
