No problem, we've got 3315 and 4001 to multiply
3315 × 4001 = 4001 × (3315)
+ 4001 × 5 that is equal 20005
+ 4001 × 10 that equals 40010
+ 4001 × 300 producing 1200300
+ 4001 × 3000 which equals 12003000

= 13263315
