Numbers 850-859

A page of the Numeropedia - the Special Encyclopedia of Numbers

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850

[Biology]  The number of muscles in the human body varies from about 656 to 850.

[Library]  ISBN-0-850 is the International Standard Book Number for books published by International Thomson Computer Press.

[Money]  Credit scores by FICO (Fair Isaac Corporation) range from about 300 to 850 and exhibit a left-skewed distribution with a U.S. median around 725. A score above 720 is considered “good credit” and below 600 is “poor credit”.

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

[Tech.]  Volvo’s numbered series: 140 (142, 144, 145), 164, 240 (242, 244, 245), 260 (262, 264, 265), 340 (343, 345), 360, 440, 460, 480, 740, 760, 780, 850, 940 and 960. Digit 0 is replaced by the number of doors

[World]  The ISO country code for US Virgin Islands. (ISO-3166).

851

852

[Phone]  International telephone dialing code for Hong Kong.

[Tech.]  The Dual Tone Multi-Frequency (DTMF) Keypad

 Frequency 1209 Hz 1336 Hz 1477 Hz 1633 Hz 697 Hz 1 2 3 A 770 Hz 4 5 6 B 852 Hz 7 8 9 C 941 Hz * 0 # D

853

[Math.]  A prime number, formed by 3 consecutive Fibonacci numbers in reverse order: 8, 5 and 3.

[Phone]  International telephone dialing code for Macau.

854

[Math.]  The number 854 and its square 8542 = 729,316 use each of 9 digits 1-9 once.

[World]  The ISO country code for Burkina Faso (was Upper Volta). (ISO-3166)

855

[Math.]  Two consecutive sums of consecutive numbers: 81+82+…+89+90 = 91+92+…+98+99 = 855.

[Math.]  855 = 112+122+132+142+152 = 73+83.

[Phone]  An area code for the toll-free (or WATS: Wide Area Telecommunications Service) telephone number, dialing within the U.S. and Canada. Besides the original number 800, there are: 888, 877, 866 and 855 and will be 844, 833 and 822.

[Phone]  International telephone dialing code for Cambodia.

856

[Phone]  International telephone dialing code for Laos.

857

[Math.]  A prime number.

[Math.]  142,857×5 = 714,285 = 8572–1422, where 857,142 = 142,857×6.

858

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

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

859

[Math.]  A prime number.

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

850-859

[Library]  Numbers 800-899 are the first 3 digits in Dewey Decimal Classification System call numbers for library books in Literature. Numbers 850-859 are for books in Italian and Romanian Literatures.