No problem, we've got 5343 and 4065 to multiply
5343 × 4065 = 4065 × (5343)
+ 4065 × 3 yielding 12195
+ 4065 × 40 which equals 162600
+ 4065 × 300 what gives us 1219500
+ 4065 × 5000 which equals 20325000

= 21719295
