Alright, let's work through 8416 times 7766 step by step
8416 × 7766 = 7766 × (8416)
+ 7766 × 6 giving us 46596
+ 7766 × 10 that equals 77660
+ 7766 × 400 yielding 3106400
+ 7766 × 8000 that is equal 62128000

= 65358656
