Alright, let's work through 2104 times 9447 step by step
2104 × 9447 = 9447 × (2104)
+ 9447 × 4 resulting in 37788
+ 9447 × 00 which equals 0
+ 9447 × 100 what gives us 944700
+ 9447 × 2000 resulting in 18894000

= 19876488
