No problem, we've got 9842 and 2179 to multiply
9842 × 2179 = 2179 × (9842)
+ 2179 × 2 that equals 4358
+ 2179 × 40 giving us 87160
+ 2179 × 800 yielding 1743200
+ 2179 × 9000 that equals 19611000

= 21445718
