Alright, let's work through 8221 times 1073 step by step
8221 × 1073 = 1073 × (8221)
+ 1073 × 1 which equals 1073
+ 1073 × 20 that results in 21460
+ 1073 × 200 what gives us 214600
+ 1073 × 8000 yielding 8584000

= 8821133
