Bluebulb Projects' The Measure of Things presents:
25,000 is about twelve times the number of Steps in the Sears Tower
In other words, it's 11.850 times the count of Steps in the Sears Tower, and the count of Steps in the Sears Tower is 0.08439 times that amount.
(a.k.a. Willis Tower) (Chicago, Illinois) (steps per stairwell)