No problem, we've got 3107 and 8421 to multiply
3107 × 8421 = 8421 × (3107)
+ 8421 × 7 that results in 58947
+ 8421 × 00 producing 0
+ 8421 × 100 that results in 842100
+ 8421 × 3000 producing 25263000

= 26164047
