No problem, we've got 3324 and 6503 to multiply
3324 × 6503 = 6503 × (3324)
+ 6503 × 4 which equals 26012
+ 6503 × 20 that is equal 130060
+ 6503 × 300 what gives us 1950900
+ 6503 × 3000 what gives us 19509000

= 21615972
