No problem, we've got 2100 and 3351 to multiply
2100 × 3351 = 3351 × (2100)
+ 3351 × 0 producing 0
+ 3351 × 00 producing 0
+ 3351 × 100 that equals 335100
+ 3351 × 2000 that equals 6702000

= 7037100
