No problem, we've got 1335 and 3315 to multiply
1335 × 3315 = 3315 × (1335)
+ 3315 × 5 that is equal 16575
+ 3315 × 30 which equals 99450
+ 3315 × 300 that equals 994500
+ 3315 × 1000 producing 3315000

= 4425525
