No problem, we've got 4113 and 3981 to multiply
4113 × 3981 = 3981 × (4113)
+ 3981 × 3 giving us 11943
+ 3981 × 10 producing 39810
+ 3981 × 100 producing 398100
+ 3981 × 4000 that is equal 15924000

= 16373853
