570

[World]  The ISO country code for Niue. (ISO-3166)

 

571

[Math.]  A prime number.

 

[Movie]  Name of TV show/series or movie: “U-571”.

 

572…

 

573

[Math.]  5733 = 188,132,517 = (188–132+517)3.

 

[Math.]  A square number 5732 = 328,329, formed by concatenation of 2 consecutive numbers.

 

574 

[World]  The ISO country code for Norfolk Island. (ISO-3166)

 

[Tech.]  The French train V150 set the world speed record 357.2mph = 574.8km/h for a conventional rail train (April 03, 2007).

 

575

[Math.]  5753 = 190,109,375 = (190+1+0+9+375).

5754 = 109,312,890,625 = (–10–9+31+28–90+625)4.

 

576

[Math.]  A square number: 576 = 242.

 

[Math.]  Sum 192+384 = 576 is one of only 4 cases that the equality: n+2n = 3n use each of 9 digits 1-9 once: n = 192, 219, 273 and 327.

 

[Math.]  48×(4+8) = 43+83 = 576.

 

[Measure]  Commercially: 1 fluid ounce = 576 drops, 1 drop = 0.051 ml and a pharmacist’s drop is rounded to exactly 0.05 ml. Then 1 fluid ounce = 591.5 pharmacist’s drops.

 U.S. customary units for kitchen measurements: ½ pints = 1 cup = 8 fluid ounces = 16 tablespoons = 48 teaspoons = 2880 drops = 236.588 ml.

 

577

[Math.]  A prime number.

 

[Math.]  A weel-known, even complicated, formula

arctan(1/239) = 4´arctan(1/5)–p/4 = arctan(1/70)–arctan(1/99) = arctan(1/408)+arctan(1/577).

 

578

[World]  The ISO country code for Norway. (ISO-3166)

 

579…

 

570-579

[Library]  Numbers 500-599 are the first 3 digits in Dewey Decimal Classification System call numbers for library books in Pure Sciences (Mathematics, Astronomy and Chemistry…). Numbers 570-579 are for books in Life Sciences.