No problem, we've got 5221 and 3831 to multiply
5221 × 3831 = 3831 × (5221)
+ 3831 × 1 that results in 3831
+ 3831 × 20 producing 76620
+ 3831 × 200 producing 766200
+ 3831 × 5000 that equals 19155000

= 20001651
