No problem, we've got 3821 and 3941 to multiply
3821 × 3941 = 3941 × (3821)
+ 3941 × 1 that equals 3941
+ 3941 × 20 that results in 78820
+ 3941 × 800 giving us 3152800
+ 3941 × 3000 what gives us 11823000

= 15058561
