We're going to solve 3982 multiplied by 8161
3982 × 8161 = 8161 × (3982)
+ 8161 × 2 that results in 16322
+ 8161 × 80 resulting in 652880
+ 8161 × 900 that equals 7344900
+ 8161 × 3000 producing 24483000

= 32497102
