No problem, we've got 9977 and 5920 to multiply
9977 × 5920 = 5920 × (9977)
+ 5920 × 7 that results in 41440
+ 5920 × 70 giving us 414400
+ 5920 × 900 what gives us 5328000
+ 5920 × 9000 producing 53280000

= 59063840
