It's about 300 times the number of Escalators in the State of Wyoming.
In other words, the count of Escalators in the State of Wyoming is 0.003 times 510.(2013 figures)
It's about 100 times the number of Living U.S. Presidents.
In other words, the count of Living U.S. Presidents is 0.01 times 510.(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)
As of this writing, there are five living United States Presidents — President Carter, President Clinton, President Obama, and the two Presidents Bush. At no point in U.S. history have their been more than six (6) living presidents, this circumstance having occurred three times.
It's about 55 times the number of Symphonies Composed by Beethoven.
In other words, 510 is 56.66666666670 times the count of Symphonies Composed by Beethoven, and the count of Symphonies Composed by Beethoven is 0.0176470588235 times that amount.(a.k.a. Ludwig van Beethoven)
It's about thirty times the number of Living Kings and Queens.
In other words, the count of Living Kings and Queens is 0.029 times 510.(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 eighteen times the number of Countries in the European Union.
In other words, the count of Countries in the European Union is 0.056 times 510.(a.k.a. EU) (2016 figures)
It's about eleven 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 0.091 times 510.(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 nine-and-a-half times the number of Countries in Africa.
In other words, the count of Countries in Africa is 0.110 times 510.(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.