Alright, let's work through 5004 times 4161 step by step
5004 × 4161 = 4161 × (5004)
+ 4161 × 4 that results in 16644
+ 4161 × 00 producing 0
+ 4161 × 000 what gives us 0
+ 4161 × 5000 that is equal 20805000

= 20821644
