No problem, we've got 8409 and 2381 to multiply
8409 × 2381 = 2381 × (8409)
+ 2381 × 9 producing 21429
+ 2381 × 00 that results in 0
+ 2381 × 400 yielding 952400
+ 2381 × 8000 that is equal 19048000

= 20021829
