Alright, let's work through 2005 times 5723 step by step
2005 × 5723 = 5723 × (2005)
+ 5723 × 5 that equals 28615
+ 5723 × 00 giving us 0
+ 5723 × 000 yielding 0
+ 5723 × 2000 that is equal 11446000

= 11474615
