No problem, we've got 7987 and 2492 to multiply
7987 × 2492 = 2492 × (7987)
+ 2492 × 7 what gives us 17444
+ 2492 × 80 giving us 199360
+ 2492 × 900 what gives us 2242800
+ 2492 × 7000 producing 17444000

= 19903604
