Alright, let's work through 1011 times 4104 step by step
1011 × 4104 = 4104 × (1011)
+ 4104 × 1 resulting in 4104
+ 4104 × 10 that is equal 41040
+ 4104 × 000 giving us 0
+ 4104 × 1000 producing 4104000

= 4149144
