Alright, let's work through 4023 times 3505 step by step
4023 × 3505 = 3505 × (4023)
+ 3505 × 3 yielding 10515
+ 3505 × 20 that results in 70100
+ 3505 × 000 that equals 0
+ 3505 × 4000 yielding 14020000

= 14100615
