Number 66
Number 66 spell 🔊, write in words: sixtysix . Ordinal number 66th is said 🔊 and write: sixtysixth. Phone prefix +66 or 0066. The meaning of number 66 in Maths: Is Prime? Factorization and dividers. The square root and cube root of 66. The meaning in computer science, numerology, codes and images, writing and naming in other languages, other interesting facts, news.
Useful information about number 66
The number 66 converted to a Mayan number is  
Decimal and Mayan number conversions. 
Weight conversion
66 kilograms (kg) = 145.5 pounds (lb)
66 pounds (lb) = 29.9 kilograms (kg)
Length conversion
66 kilometers (km) equals to 41.010 miles (mi).
66 miles (mi) equals to 106.217 kilometers (km).
66 meters (m) equals to 106.217 feet (ft).
66 feet (ft) equals 20.117 meters (m).
66 centimeters (cm) equals to 26.0 inches (in).
66 inches (in) equals to 167.6 centimeters (cm).
Temperature conversion
66° Fahrenheit (°F) equals to 18.9° Celsius (°C)
66° Celsius (°C) equals to 150.8° Fahrenheit (°F)
Power conversion
66 Horsepower (hp) equals to 48.54 kilowatts (kW)
66 kilowatts (kW) equals to 89.75 horsepower (hp)
Time conversion
(hours, minutes, seconds, days, weeks)66 seconds equals to 1 minute, 6 seconds
66 minutes equals to 1 hour, 6 minutes
Codes and images of the number 66
Number 66 morse code: .... ....Sign language for number 66:
Images of the number  
Image (1) of the number  Image (2) of the number 
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Number 66 infographic.

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Gregorian, Hebrew, Islamic, Persian and Buddhist year (calendar)
Gregorian year 66 is Buddhist year 609.Buddhist year 66 is Gregorian year 477 a. C.
Gregorian year 66 is Islamic year 573 or 572.
Islamic year 66 is Gregorian year 685 or 686.
Gregorian year 66 is Persian year 557 or 556.
Persian year 66 is Gregorian 687 or 688.
Gregorian year 66 is Hebrew year 3826 or 3827.
Hebrew year 66 is Gregorian year 3694 a. C.
The Buddhist calendar is used in Sri Lanka, Cambodia, Laos, Thailand, and Burma. The Persian calendar is official in Iran and Afghanistan.
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Mathematics of no. 66
Multiplications
Multiplication table of 66
66 multiplied by two equals 132 (66 x 2 = 132).
66 multiplied by three equals 198 (66 x 3 = 198).
66 multiplied by four equals 264 (66 x 4 = 264).
66 multiplied by five equals 330 (66 x 5 = 330).
66 multiplied by seven equals 462 (66 x 7 = 462).
66 multiplied by eight equals 528 (66 x 8 = 528).
66 multiplied by nine equals 594 (66 x 9 = 594).
Fractions: decimal fraction and common fraction
Fraction table of 66
Half of 66 is 33 (66 / 2 = 33).
One third of 66 is 22 (66 / 3 = 22).
One quarter of 66 is 16,5 (66 / 4 = 16,5 = 16 1/2).
One fifth of 66 is 13,2 (66 / 5 = 13,2 = 13 1/5).
One seventh of 66 is 9,4286 (66 / 7 = 9,4286 = 9 3/7).
One eighth of 66 is 8,25 (66 / 8 = 8,25 = 8 1/4).
One ninth of 66 is 7,3333 (66 / 9 = 7,3333 = 7 1/3).
Calculator
66  
Advanced math operations
Is Prime?
The number 66 is not a prime number. The closest prime numbers are 61, 67.
66th prime number in order is 317.
Factorization and dividers
Factorization 2 * 3 * 11 = 66
Divisors of number 66 are 1 , 2 , 3 , 6 , 11 , 22 , 33 , 66
Total Divisors 8.
Sum of Divisors 144.
Powers
The second power of 66^{2} is 4.356.
The third power of 66^{3} is 287.496.
Roots
The square root √66 is 8,124038.
The cube root of ^{3}√66 is 4,04124.
Logarithms
The natural logarithm of No. ln 66 = log_{e} 66 = 4,189655.
The logarithm to base 10 of No. log_{10} 66 = 1,819544.
The Napierian logarithm of No. log_{1/e} 66 = 4,189655.
Trigonometric functions
The cosine of 66 is 0,999647.The sine of 66 is 0,026551.
The tangent of 66 is 0,026561.
Properties of the number 66
Is a Friedman number: NoIs a Fibonacci number: No
Is a Bell number: No
Is a palindromic number: No
Is a pentagonal number: No
Is a perfect number: No
Number 66 in Computer Science
Code type  Code value 

Ascii  66 ascii is character B 
Unix time  Unix time 66 is equal to Thursday Jan. 1, 1970, 12:01:06 a.m. GMT 
IPv4, IPv6  Number 66 internet address in dotted format v4 0.0.0.66, v6 ::42 
66 Decimal  = 1000010 Binary 
66 Decimal  = 2110 Ternary 
66 Decimal  = 102 Octal 
66 Decimal  = 42 Hexadecimal (0x42 hex) 
66 BASE64  NjY= 
66 MD5  3295c76acbf4caaed33c36b1b5fc2cb1 
66 SHA1  59129aacfb6cebbe2c52f30ef3424209f7252e82 
66 SHA224  1d500cdfbf90ec1888e1d20322c153e682eba9efdeb2a9f84519a6e3 
66 SHA256  3ada92f28b4ceda38562ebf047c6ff05400d4c572352a1142eedfef67d21e662 
66 SHA384  1429fea26a2d9914b3659a1a3d3bc71a8c334440492ca6e3322911de8c0a0a3ad62328931271735570a932f42890fefa 
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Numerology 66
The meaning of the number 6 (six), numerology 6
Character frequency 6: 2
Interesting facts about the number 66
Asteroids
 (66) Maja is asteroid number 66. It was discovered by H. P. Tuttle from Harvard College Observatory on 4/9/1861.
Aircrafts and flights
 06/24/1975 the Eastern Air Lines plane, flight number 66, Boeing 727225 crashed in Jamaica, New York, US 107 passengers and 6 crew members died.
Areas, mountains and surfaces
 The total area of Lebanon is 4,036 square miles (10,452 km²) and the water area is 66 square miles (170 km²) and the land area is 3,950 square miles (10,230 km²).
 The total area of Yos Sudarso (Dolak) is 4,534 square miles (11,742 square km). Country Indonesia (Papua). 66th largest island in the world.
Distances between cities
 There is a 66 miles (106 km) direct distance between Alīgarh (India) and Ghāziābād (India).
 There is a 42 miles (66 km) direct distance between Durban (South Africa) and Pietermaritzburg (South Africa).
 There is a 66 miles (105 km) direct distance between Guangzhou (China) and Shenzhen (China).
 There is a 42 miles (66 km) direct distance between Jeddah (Saudi Arabia) and Mecca (Saudi Arabia).
 There is a 66 miles (106 km) direct distance between Kyoto (Japan) and Nagoyashi (Japan).
 There is a 66 miles (106 km) direct distance between Mexico City (Mexico) and Puebla (Mexico).
 There is a 66 miles (105 km) direct distance between Navi Mumbai (India) and Pune (India).
 There is a 42 miles (66 km) direct distance between Pretoria (South Africa) and Soweto (South Africa).
 There is a 42 miles (66 km) direct distance between San Francisco (USA) and San Jose (USA).
Games
 Pokémon Machop (Wanrikī, Wanriky) is a Pokémon number # 066 of the National Pokédex. Machop is a fightingtype Pokémon in the first generation. It is a Humanoid egg group Pokémon. The indexes ontros of Machop are Johto index 140 , Kalos Center index 057  Pokédex Coastal Zone, Sinnoh index 040 , Hoenn index 073 .
In other fields
 The famous Route 66 also known as US Route 66, Route 66, was established on November 11, 1926, from Chicago (Illinois), through Missouri, Kansas, Oklahoma, Texas, New Mexico and Arizona, until ending in Los Angeles (California) with a total run of 2,448 miles (3,939 km).
Mathematics
 66 is the number of 8iamonds.
Mobile and telephony
 Number 66 or +66 or 0066 is a dial the international call prefix for Thailand. (00/+) is dial the international call prefix.
Science
 Dysprosium is the chemical element in the periodic table that has the symbol Dy and atomic number 66.
Sports
 The best athletes to wear number 66
Mario Lemieux, NHL; Ray Nitschke, NFL; Conrad Dobler, NFL
Please write us
If you know something interesting about the number 66 or any natural number (positive integer), please write to us.Number 66 in other languages
Spanish:  🔊 (número 66)  sesenta y seis 
German:  🔊 (Anzahl 66)  sechsundsechzig 
French:  🔊 (nombre 66)  soixantesix 
Portuguese:  🔊 (número 66)  sessenta e seis 
Chinese:  🔊 (数 66)  六十六 
Arabian:  🔊 (عدد 66)  ستة و ستون 
Czech:  🔊 (číslo 66)  šedesát šest 
Korean:  🔊 (번호 66)  육십육 
Danish:  🔊 (nummer 66)  seksogtreds 
Hebrew:  (מספר 66)  ששים ושש 
Dutch:  🔊 (nummer 66)  zesenzestig 
Japanese:  🔊 (数 66)  六十六 
Indonesian:  🔊 (jumlah 66)  enam puluh enam 
Italian:  🔊 (numero 66)  sessantasei 
Norwegian:  🔊 (nummer 66)  sekstiseks 
Polish:  🔊 (liczba 66)  sześćdziesiąt sześć 
Russian:  🔊 (номер 66)  шестьдесят шесть 
Turkish:  🔊 (numara 66)  altmışaltı 
Thai:  🔊 (จำนวน 66)  หกสิบหก 
Ukrainian:  🔊 (номер 66)  шiстдесят шiсть 
Vietnamese:  🔊 (con số 66)  sáu mươi sáu 
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Number 66 in News
BBC: Unpaid state pension: 'I'm disgusted by delays'
Thousands of people who have turned 66 have not been paid their state pensions and they are furious. Sept. 17, 2021 
The Sydney Morning Herald: Blood clot risk much higher from COVID19 than vaccines
A large UK study shows 66 people out of 10 million suffered from a bloodclothing syndrome after a first AstraZeneca vaccine dose. More than 12,000 in 10 million developed clots from a COVID infection. Aug. 30, 2021 