No problem, we've got 3640 and 5898 to multiply
3640 × 5898 = 5898 × (3640)
+ 5898 × 0 yielding 0
+ 5898 × 40 that equals 235920
+ 5898 × 600 giving us 3538800
+ 5898 × 3000 resulting in 17694000

= 21468720
