Alright, let's work through 8680 times 1856 step by step
8680 × 1856 = 1856 × (8680)
+ 1856 × 0 producing 0
+ 1856 × 80 what gives us 148480
+ 1856 × 600 resulting in 1113600
+ 1856 × 8000 which equals 14848000

= 16110080
