No problem, we've got 5551 and 9091 to multiply
5551 × 9091 = 9091 × (5551)
+ 9091 × 1 what gives us 9091
+ 9091 × 50 producing 454550
+ 9091 × 500 yielding 4545500
+ 9091 × 5000 that results in 45455000

= 50464141
