No problem, we've got 9120 and 5401 to multiply
9120 × 5401 = 5401 × (9120)
+ 5401 × 0 what gives us 0
+ 5401 × 20 giving us 108020
+ 5401 × 100 yielding 540100
+ 5401 × 9000 resulting in 48609000

= 49257120
