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940

[Tech.]  Volvo’s numbered series of cars: 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.

 

941

[Math.]  A prime number.

 

[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

 

942...

 

943...

 

944...

 

945

[Math.] The infinite sum Sn(1/n6) = pi6/945 = z(6), where Sn is the infinite sum which n runs over all positive integers and z(s) is the Riemann zeta function over complex variable s.

 

946

[Math.]  A triangular number (sum of all integers from 1 to 43): 946 = 1+2+…+42+43.

 

[Measure]  1 fluid quart = 946.352946 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.

 

947

[Math.]  A prime number that the differences between any of its two digits are always prime, i.e. 2, 3 and 5.

 

948...

 

949... 

 

940-949

[Library]  Numbers 900-999 are the first 3 digits in Dewey Decimal Classification System call numbers for library books in History and Geography. Numbers 940-949 are for books in European History.