Bluebulb Projects' The Measure of Things presents:

Click the box above and enter your number, then make a unit selection if you wish, then click the "Show Me" button.

How much is 30?

Sort Order:
Closest first | Highest first | Lowest first

 It's about one-and-one-tenth times the number of Countries in the European Union. In other words, the count of Countries in the European Union is 0.910 times 30. (a.k.a. EU) (2016 figures) It's about three-fifths the number of Teeth in a Great White Shark's Mouth. In other words, 30 is 0.630 times the count of Teeth in a Great White Shark's Mouth, and the count of Teeth in a Great White Shark's Mouth is 1.60 times that amount. (Carcharodon carcharias) (average; including developing rows) It's about three-fifths the number of Countries in Africa. In other words, 30 is 0.560 times the count of Countries in Africa, and the count of Countries in Africa is 1.80 times that amount. (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 two times the number of Living Kings and Queens. In other words, the count of Living Kings and Queens is 0.50 times 30. (2015 figures) (distinct Monarchs) It's about two-fifths the number of Submarines in the US Navy. In other words, 30 is 0.420 times the count of Submarines in the US Navy, and the count of Submarines in the US Navy is 2.40 times that amount. (a.k.a. Subs) (includes all types, all classes) (2015 figures) It's about one-third the number of Keys on a Piano. In other words, the count of Keys on a Piano is 2.90 times 30. (Moden layout; A0 to C7) It's about three-and-a-half times the number of Symphonies Composed by Beethoven. In other words, 30 is 3.333333333330 times the count of Symphonies Composed by Beethoven, and the count of Symphonies Composed by Beethoven is 0.30 times that amount. (a.k.a. Ludwig van Beethoven)