Alright, let's work through 8164 times 8464 step by step
8164 × 8464 = 8464 × (8164)
+ 8464 × 4 yielding 33856
+ 8464 × 60 which equals 507840
+ 8464 × 100 that is equal 846400
+ 8464 × 8000 that is equal 67712000

= 69100096
