No problem, we've got 1941 and 9871 to multiply
1941 × 9871 = 9871 × (1941)
+ 9871 × 1 that is equal 9871
+ 9871 × 40 producing 394840
+ 9871 × 900 resulting in 8883900
+ 9871 × 1000 that results in 9871000

= 19159611
