No problem, we've got 2303 and 6291 to multiply
2303 × 6291 = 6291 × (2303)
+ 6291 × 3 that is equal 18873
+ 6291 × 00 yielding 0
+ 6291 × 300 that is equal 1887300
+ 6291 × 2000 yielding 12582000

= 14488173
