No problem, we've got 5307 and 5320 to multiply
5307 × 5320 = 5320 × (5307)
+ 5320 × 7 producing 37240
+ 5320 × 00 that is equal 0
+ 5320 × 300 giving us 1596000
+ 5320 × 5000 producing 26600000

= 28233240
