No problem, we've got 4424 and 4649 to multiply
4424 × 4649 = 4649 × (4424)
+ 4649 × 4 resulting in 18596
+ 4649 × 20 what gives us 92980
+ 4649 × 400 which equals 1859600
+ 4649 × 4000 which equals 18596000

= 20567176
