Alright, let's work through 4085 times 1327 step by step
4085 × 1327 = 1327 × (4085)
+ 1327 × 5 producing 6635
+ 1327 × 80 producing 106160
+ 1327 × 000 which equals 0
+ 1327 × 4000 what gives us 5308000

= 5420795
