Numbers 470-479

A page of the Numeropedia - the Special Encyclopedia of Numbers

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470

[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.

471

[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.

472

[Language] The number of three-word phrases in the Chinese “Three-Word Chant”.

473

[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.

474

[Tech.]   The “number system” code of an EAN-13 barcode for Estonia’s products.

[World]  The ISO-3166 country code for Martinique.

475

[Tech.]   The “number system” code of an EAN-13 barcode for Latvia’s products.

476

477

[Tech.]  The “number system” code of an EAN-13 barcode for Lithuania’s products.

478

[World]   The ISO-3166 country code for Mauritania.

479

[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.

470-479

[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.