No problem, we've got 9920 and 6061 to multiply
9920 × 6061 = 6061 × (9920)
+ 6061 × 0 yielding 0
+ 6061 × 20 producing 121220
+ 6061 × 900 giving us 5454900
+ 6061 × 9000 what gives us 54549000

= 60125120
