Mafia 62: Tour D'Apolyton

[Hercules]

Duke is taking the hours literally as 4 x 60 minutes + 20, 30, and 50. Then added to the kilometres. to get 1836.

He is joking about the resultant year, tongue in cheek of course.

[duke o' york]

Well the University of Copenhagen was built in 1836.

(The current building anyway, the university was founded several centuries before that)