No problem, we've got 7072 and 2103 to multiply
7072 × 2103 = 2103 × (7072)
+ 2103 × 2 resulting in 4206
+ 2103 × 70 what gives us 147210
+ 2103 × 000 what gives us 0
+ 2103 × 7000 yielding 14721000

= 14872416
