No problem, we've got 4399 and 6508 to multiply
4399 × 6508 = 6508 × (4399)
+ 6508 × 9 that is equal 58572
+ 6508 × 90 yielding 585720
+ 6508 × 300 what gives us 1952400
+ 6508 × 4000 giving us 26032000

= 28628692
