No problem, we've got 4049 and 5092 to multiply
4049 × 5092 = 5092 × (4049)
+ 5092 × 9 what gives us 45828
+ 5092 × 40 yielding 203680
+ 5092 × 000 producing 0
+ 5092 × 4000 that equals 20368000

= 20617508
