Alright, let's work through 8556 times 8310 step by step
8556 × 8310 = 8310 × (8556)
+ 8310 × 6 that equals 49860
+ 8310 × 50 which equals 415500
+ 8310 × 500 giving us 4155000
+ 8310 × 8000 that results in 66480000

= 71100360
