Alright, let's work through 8121 times 3211 step by step
8121 × 3211 = 3211 × (8121)
+ 3211 × 1 what gives us 3211
+ 3211 × 20 that is equal 64220
+ 3211 × 100 yielding 321100
+ 3211 × 8000 what gives us 25688000

= 26076531
