No problem, we've got 9971 and 1810 to multiply
9971 × 1810 = 1810 × (9971)
+ 1810 × 1 producing 1810
+ 1810 × 70 giving us 126700
+ 1810 × 900 that equals 1629000
+ 1810 × 9000 giving us 16290000

= 18047510
