A page of the Numeropedia - the Special Encyclopedia of Numbers
[Tech.] 470(W, KW or MW) is one of standard numerical values for resistors (of tolerance class 5%). 470pF (picofarads) and 470mF (microfarads) are two of standard numerical values for capacitors.
[Tech.] The frequency range for CB radio: 460-470 MHz.
[World] The ISO-3166 country code for Malta.
[Library] ISBN-0-471 is the International Standard Book Number for books published by Wiley Publisher (or John Wiley & Sons, Inc.)
[Tech.] The “number system” code of an EAN-13 barcode for Taiwan’s products.
[Language] The number of three-word phrases in the Chinese “Three-Word Chant”.
[Math.] 3784 = 8×473, using the same digits in both sides.
[Math.] Its square and 4th power use different digits (and no digit 8):
4732 = 223,729 and 4734 = 50,054,665,441.
[Phone] The only telephone area code Grenada (within NANPA/U.S.). (NANPA: North American Numbering Plan Administration).
[Measure] 1 fluid pint = 473.176473 ml (milliliters).
U.S. customary units for liquid measures: 1 gallon = 4 quarts = 8 pints = 32 gills = 128 fluid ounces = 1024 fluid drams = 61440 minims = 3.785411784 liters = 231 inch3.
[Tech.] The “number system” code of an EAN-13 barcode for Estonia’s products.
[World] The ISO-3166 country code for Martinique.
[Tech.] The “number system” code of an EAN-13 barcode for Latvia’s products.
[Tech.] The “number system” code of an EAN-13 barcode for Lithuania’s products.
[World] The ISO-3166 country code for Mauritania.
[Math.] A prime number that the differences between any of its two digits is always prime.
[Math.] The largest known prime number that cannot be a sum of less than 19 fourth power. Remark: Every integer can be a sum of at most 8 cube numbers, except number 23 and 239, which requires 9 cube numbers. The number 239 is also the sum 19 fourth powers.
[Tech.] The “number system” code of an EAN-13 barcode for Sri Lanka’s products.
[Library] Numbers 400-499 are the first 3 digits in Dewey Decimal Classification System call numbers for library books in Languages and Linguistics. Numbers 470-479 are for books in Latin.