Alright, let's work through 8164 times 3966 step by step
8164 × 3966 = 3966 × (8164)
+ 3966 × 4 yielding 15864
+ 3966 × 60 that equals 237960
+ 3966 × 100 resulting in 396600
+ 3966 × 8000 producing 31728000

= 32378424
