No problem, we've got 3872 and 3893 to multiply
3872 × 3893 = 3893 × (3872)
+ 3893 × 2 yielding 7786
+ 3893 × 70 that equals 272510
+ 3893 × 800 giving us 3114400
+ 3893 × 3000 giving us 11679000

= 15073696
