No problem, we've got 9835 and 2140 to multiply
9835 × 2140 = 2140 × (9835)
+ 2140 × 5 producing 10700
+ 2140 × 30 what gives us 64200
+ 2140 × 800 yielding 1712000
+ 2140 × 9000 resulting in 19260000

= 21046900
