150

[EECS] 150(W, KW or MW) is one of standard numerical values for resistors (of tolerance class 5%). 150pF (picofarads) is one of standard numerical values for capacitors.

 

[Math.]  Each internal angle of a regular 12-sided polygon (dodecagon) is 150o.

 

[Math.]

sin(30o) = sin(150o) = cos(60o) = cos(300o) = 0.5.

sin(240o) = sin(300o) = cos(150o) = cos(210o) = –31/2/2.

 

[Money] The number of ridges on the edge of a U.S. half dollar coin. (To be verified)

 

[Gov.]  The number of different steps in the most popular General Schedule (GS) salary pay scale for the U.S. government employees (civil servants). There are 15 grades and each grade has 10 steps 01-10.

 

[Language] Sesquicentennial is a period of 150 years.

 

[Phone] The emergency telephone number dialing within Western Sahara.

 

[Tech.] One of standardized baud rate (bits per second) in electronic data transmissions.

 

[Tech.] Ford F-series pickups: F-100, F-150, F-250 and F-350… 

 

[Tech.]  Automobile Tire’s Speed Rating

Tire Rating

L

M

N

P

Q

R

S

Max. Speed (mph)

Max. Speed (kph)

75

120

81

130

87

140

93

150

100

160

106

170

112

180

Tire Rating

T

U

H

V

W

Y

 

Max. Speed (mph)

Max. Speed (kph)

118

190

124

200

130

210

149

240

168

270

186

300



 

151

[Math.] A palindromic prime number.

 

151 & 152

[History] The height from base to torch (152 feet 2 inches, designed as 151 feet 1 inch) of the Statue of Liberty, New York, U.S., designed by Fredéric Auguste Bartholdi (French) and dedicated to the U.S. on 28 October 1886, accepted by President Grover Cleveland. The left hand carries a tablet upon which the letters “July IV MDCCLXXVI” for the U.S. Independence Day was inscribed. Bartholdi then received a U.S. patent (#11,023) for his “Design for a Statue”.

 

152  

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

 

[Measure]  One pace (great pace or geometrical pace) is defined to be 5 feet = 60 inches = 152.4 cm, in English speaking countries.

 

153

[Math.]   A triangular number (sum of all integers from 1 to 17):

153 = 1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17.

 

[Math.]  The smallest number (other than 1) that is the sum of cubes of its digits: 153 = 13+53+33. The only 3 other such numbers, called Armstrong numbers, are: 370 = 33+73+03; 371 = 33+73+13 and 407 = 43+03+73. (Generalizable).

 

[Math.]  1534 = 547,981,281 = (–547+981–281)4.

 

[Theology]  Bible (John:21:11): Apostle (Simon Peter or Saint John) caught 153 fish from the sea of Tiberias.

 

153 & 154

[Math.] Sum of the first 5 factorials: 1!+2!+3!+4!+5! = 153 and 0!+1!+2!+3!+4!+5! = 154.

 

154

[Math.]  1543 = 3,652,264 = (03+65+22+64)3.

1545 = 86,617,093,024 = (08+66+17+09+30+24)4.

 

[Math.] Three square numbers using the same digits: 1542 = 23716, 1812 = 32761 and 2692 = 72361.

 

155

[Math.]  Sum of all prime numbers from 5 to 31 is the product of 5 and 31:

155 = 5×31 = 5+7+11+13+17+19+23+29+31.

 

[Tech.]  Automobile tires used in the U.S. have tire section width of 145, 155, 165, 175, 185, 195, 205, 215, 225, 235, 245 or 255 (millimeters).

 

155 & 156

[Science]  The wind velocity ranges in each of 5 categories in the Saffir-Simpson Hurricane Intensity Scale:

Scale (Category)

Wind Velocity (miles/hour)

Category 1

74-95 mph

Category 2

96-110 mph

Category 3

111-130 mph

Category 4

131-155 mph

Category 5

> 156mph.

 

156

[Math.]  Each internal angle of a regular 15-sided polygon (pentadecagon) is 156o.

 

[Math.]  101,556 = 372×273 = 651×156.

 

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

 

157

[Math.]  Squares of 2 consecutive numbers that use the same digits: 1572 = 24,649 and 1582 = 24,964. Others: 132 & 142 and 9132 & 9142.

 

[Math.]  4,396 = 28×157, using each of 9 digits 1-9 once.

 

[Math.]  The number 2157 is the smallest apocalyptic number (containing digits 666). Others: 2192, 2218, 2220, 2222, 2224, 2226, 2243,2245, 2247, 2251,…, 2666

 

157 & 158 

[Science] Fujita Scale for Tornado

Scale, Intensity

Wind Speed

F0, Gale

40-72 mph

F1, Moderate

73-112 mph

F4, Devastating

207-260 mph

F2, Significant

113-157 mph

F5, Incredible

261-318 mph

F3, Severe

158-206 mph

F6, Inconceivable

319-379 mph

  

158

[Gov.]  The number of verses (strophes/stanzas) in the lyrics of the Greek national anthem, the most in the world. Its cut-down version is shorter than Uruguay’s national anthem that lasts more than 5 minutes.

 

[Math.]  Squares of 2 consecutive numbers that use the same digits: 1572 = 24,649 and 1582 = 24,964. Others: 132 & 142 and 9132 & 9142.

 

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

 

158.33

[Sport]  The maximum rating number of the NFL (National Football League) quarterback rating formula: 100×(2.375×4)/6 = 158.33, computing points from 4 categories: percentage of completions (maximum 2.375 if it is ≥ 77.5%), average yards gained per attempt (maximum 2.375 if it is ≥ 12.5 yards), percentage of touchdown passes (maximum 2.375 if it is ≥ 11.875%) and percentage of interceptions (maximum 2.375, minimum 0 if it is ≥ 9.5%).  Thenumber 2,375 is sometimesmentioned as a "magic" number.

 

[Measure]  The number of liters (158.987294928) in a petroleum barrel, by international agreement, approximately 42 U.S. gallons or 35 (British imperial) gallons.

 

159

[Gov.]  The number of counties in the state of Georgia, the second among U.S. states. The most is of Texas: 254. The least is 3, the number of counties in the state of Delaware (Kent, New Castle and Sussex). Alaska does not divided into counties. Louisiana is divided into 64 parishes.

 

[Math.]  7632 = 48×159, using each of 9 digits 1-9 once.

 

[Math.]  Three square numbers using the same digits: 1352 = 18225, 1592 = 25281 and 2852 = 81225.

  

150-159

[Library]  Numbers 100-199 are the first 3 digits in Dewey Decimal Classification System call numbers for library books in Philosophy, Psychology and Ethics… Numbers 150-159 are for books in Psychology.

 

100-199

[Education] The numbers commonly assigned for upper level undergraduate (last 2 years, junior and senior) courses in most U.S. universities and colleges.