It's about 5,500 times the number of Countries in Africa.
In other words, the count of Countries in Africa is 0.00018 times 300,000.(2016 figures) (sovereign states recognized by the UN only)
It's about 6,500 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 0.00016 times 300,000.(Carcharodon carcharias) (average; including developing rows)
A Great White Shark has 48 exposed teeth on their upper and lower jaws. Behind these exposed teeth are developing teeth — up to 300 in about 5 rows. The sharks will continuously lose and replace the exposed teeth throughout their lives.
It's about 10,000 times the number of Countries in the European Union.
In other words, 300,000 is 11,000 times the count of Countries in the European Union, and the count of Countries in the European Union is 0.0000910 times that amount.(a.k.a. EU) (2016 figures)
There are 28 member countries in the European Union, the latest member of which is Croatia. The EU is largely urban, with sixteen cities having a population of one million or more, and 75% of the population living in an urban area.
It's about 20,000 times the number of Living Kings and Queens.
In other words, the count of Living Kings and Queens is 0.0000500 times 300,000.(2015 figures) (distinct Monarchs)
As of 2015, the world has fifteen Kings and Queens reigning over 45 countries. Of all these, Queen Elizabeth the II is the only reigning Queen; she has monarchical authority over the sixteen of the Commonwealth nations.
It's about 35,000 times the number of Symphonies Composed by Beethoven.
In other words, 300,000 is 33,333.33333330 times the count of Symphonies Composed by Beethoven, and the count of Symphonies Composed by Beethoven is 0.0000300 times that amount.(a.k.a. Ludwig van Beethoven)
It's about 60,000 times the number of Living U.S. Presidents.
In other words, the count of Living U.S. Presidents is 0.0000200 times 300,000.(a.k.a. Presidents of the United States; a.k.a. Presidents of the United States of America; a.k.a. POTUS), (2016 figures) (including current)
It's about one-sixty-five-thousandth the number of Chickens in the World.
In other words, the count of Chickens in the World is 63,000 times 300,000.(a.k.a. fowl) (Gallus gallus domesticus) (2011 figures) (average population)