No problem, we've got 6420 and 7338 to multiply
6420 × 7338 = 7338 × (6420)
+ 7338 × 0 yielding 0
+ 7338 × 20 that equals 146760
+ 7338 × 400 resulting in 2935200
+ 7338 × 6000 that equals 44028000

= 47109960
