No problem, we've got 6424 and 4045 to multiply
6424 × 4045 = 4045 × (6424)
+ 4045 × 4 resulting in 16180
+ 4045 × 20 resulting in 80900
+ 4045 × 400 that is equal 1618000
+ 4045 × 6000 that is equal 24270000

= 25985080
