No problem, we've got 4037 and 6428 to multiply
4037 × 6428 = 6428 × (4037)
+ 6428 × 7 that is equal 44996
+ 6428 × 30 that is equal 192840
+ 6428 × 000 what gives us 0
+ 6428 × 4000 resulting in 25712000

= 25949836
