Alright, let's work through 1982 times 8263 step by step
1982 × 8263 = 8263 × (1982)
+ 8263 × 2 yielding 16526
+ 8263 × 80 what gives us 661040
+ 8263 × 900 that results in 7436700
+ 8263 × 1000 producing 8263000

= 16377266
