It's about one-thirtieth the number of Seats in Lambeau Field.
In other words, 2,900 is 0.03592 times the count of Seats in Lambeau Field, and the count of Seats in Lambeau Field is 27.840 times that amount.(2014 figures) (a.k.a. City Stadium, a.k.a. New City Stadium, a.k.a. Titletown USA, a.k.a. The Frozen Tundra, a.k.a. The Shrine of Pro Football) (Green Bay, Wisconsin)
It's about thirty times the number of Wolves in Yellowstone National Park.
In other words, 2,900 is 27.90 times the count of Wolves in Yellowstone National Park, and the count of Wolves in Yellowstone National Park is 0.0358 times that amount.(a.k.a. Henihco'oo; a.k.a. Héetíhco'oo) (December 2014 figures; Wyoming Park area)
As of the 2014 population count, there were 104 wolves living in Yellowstone National Park, in twelve packs. All of the wolves now living in the Park are thought to have descended from the 66 wolves (re)introduced into the Park in 1995-96.
It's about thirty times the number of Keys on a Piano.
In other words, the count of Keys on a Piano is 0.03 times 2,900.(Moden layout; A0 to C7)
It's about 40 times the number of Submarines in the US Navy.
It's about 55 times the number of Countries in Africa.
In other words, the count of Countries in Africa is 0.019 times 2,900.(2016 figures) (sovereign states recognized by the UN only)
The continent of Africa includes 54 sovereign countries recognized by the United Nations as of 2016. It is the second-most populous continent in the world, with 1.1 billion inhabitants.
It's about 60 times the number of Teeth in a Great White Shark's Mouth.
In other words, the count of Teeth in a Great White Shark's Mouth is 0.017 times 2,900.(Carcharodon carcharias) (average; including developing rows)
It's about one-sixty-fifth the number of Letters in the Longest English Word.
In other words, 2,900 is 0.0152777 times the count of an Letters in the Longest English Word, and the count of an Letters in the Longest English Word is 65.45490 times that amount.