No problem, we've got 4399 and 7147 to multiply
4399 × 7147 = 7147 × (4399)
+ 7147 × 9 that results in 64323
+ 7147 × 90 producing 643230
+ 7147 × 300 producing 2144100
+ 7147 × 4000 that results in 28588000

= 31439653
