No problem, we've got 4669 and 4590 to multiply
4669 × 4590 = 4590 × (4669)
+ 4590 × 9 yielding 41310
+ 4590 × 60 that equals 275400
+ 4590 × 600 yielding 2754000
+ 4590 × 4000 what gives us 18360000

= 21430710
