Bluebulb Projects' The Measure of Things presents:
5,700 is about two-and-a-half times the number of Steps in the Sears Tower.
In other words, it's 2.703 times the count of Steps in the Sears Tower, and the count of Steps in the Sears Tower is 0.37 times that amount.
(a.k.a. Willis Tower) (Chicago, Illinois) (steps per stairwell)