No problem, we've got 3821 and 4660 to multiply
3821 × 4660 = 4660 × (3821)
+ 4660 × 1 that equals 4660
+ 4660 × 20 that results in 93200
+ 4660 × 800 producing 3728000
+ 4660 × 3000 that equals 13980000

= 17805860
