Alright, let's work through 2005 times 9665 step by step
2005 × 9665 = 9665 × (2005)
+ 9665 × 5 what gives us 48325
+ 9665 × 00 that is equal 0
+ 9665 × 000 which equals 0
+ 9665 × 2000 producing 19330000

= 19378325
