No problem, we've got 5129 and 8383 to multiply
5129 × 8383 = 8383 × (5129)
+ 8383 × 9 producing 75447
+ 8383 × 20 what gives us 167660
+ 8383 × 100 producing 838300
+ 8383 × 5000 producing 41915000

= 42996407
