No problem, we've got 5426 and 4035 to multiply
5426 × 4035 = 4035 × (5426)
+ 4035 × 6 which equals 24210
+ 4035 × 20 that equals 80700
+ 4035 × 400 what gives us 1614000
+ 4035 × 5000 that is equal 20175000

= 21893910
