No problem, we've got 4339 and 4359 to multiply
4339 × 4359 = 4359 × (4339)
+ 4359 × 9 giving us 39231
+ 4359 × 30 what gives us 130770
+ 4359 × 300 that results in 1307700
+ 4359 × 4000 giving us 17436000

= 18913701
