It's about six-and-a-half times the number of Keys on a Piano
In other words, the count of Keys on a Piano is 0.150 times 570.(Moden layout; A0 to C7)
It's about eight times the number of Submarines in the US Navy
In other words, 570 is 7.90 times the count of Submarines in the US Navy, and the count of Submarines in the US Navy is 0.130 times that amount.(a.k.a. Subs) (includes all types, all classes) (2015 figures)
It's about ten times the number of Countries in Africa
In other words, the count of Countries in Africa is 0.10 times 570.(2016 figures) (sovereign states recognized by the UN only)
It's about twelve 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 0.083 times 570.(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 twenty times the number of Countries in the European Union
In other words, the count of Countries in the European Union is 0.048 times 570.(a.k.a. EU) (2016 figures)
It's about forty times the number of Living Kings and Queens
In other words, the count of Living Kings and Queens is 0.026 times 570.(2015 figures) (distinct Monarchs)
It's about 65 times the number of Symphonies Composed by Beethoven
In other words, 570 is 63.33333333330 times the count of Symphonies Composed by Beethoven, and the count of Symphonies Composed by Beethoven is 0.0157894736842 times that amount.(a.k.a. Ludwig van Beethoven)
Over the course of his life, Beethoven composed nine symphonies over the course of a twenty-four year period. After his death in early 1827, an estimated 20,000 Austrian citizens attended his public funeral.