Alright, let's work through 2003 times 8801 step by step
2003 × 8801 = 8801 × (2003)
+ 8801 × 3 that is equal 26403
+ 8801 × 00 yielding 0
+ 8801 × 000 that equals 0
+ 8801 × 2000 that equals 17602000

= 17628403
