Alright, let's work through 4085 times 9583 step by step
4085 × 9583 = 9583 × (4085)
+ 9583 × 5 that equals 47915
+ 9583 × 80 that equals 766640
+ 9583 × 000 giving us 0
+ 9583 × 4000 resulting in 38332000

= 39146555
