Number 30 is said 🔊, write in letters as follows: thirty . Ordinal number 30th is said 🔊 and write: thirtieth. Phone prefix +30 or 0030. The meaning of number 30: Basic maths, advanced mathematics and properties, computer science, numerology, codes and images, writing and naming in other languages, other interesting facts and comments. Number 30 in News.
Useful information about number 30
|The number 30 converted to a Mayan number is|
|Decimal and Mayan number conversions.|
30 kilograms (kg) = 66.1 pounds (lb)
30 pounds (lb) = 13.6 kilograms (kg)
30 kilometers (km) equals to 18.641 miles (mi).
30 miles (mi) equals to 48.280 kilometers (km).
30 meters (m) equals to 48.280 feet (ft).
30 feet (ft) equals 9.144 meters (m).
30 centimeters (cm) equals to 11.8 inches (in).
30 inches (in) equals to 76.2 centimeters (cm).
30° Fahrenheit (°F) equals to 86° Celsius (°C)
30° Celsius (°C) equals to -1.1° Fahrenheit (°F)
30 Horsepower (hp) equals to 22.06 kilowatts (kW)
30 kilowatts (kW) equals to 40.79 horsepower (hp)
Codes and images of the number 30Number 30 morse code: ...-- -----
Sign language for number 30:
|Images of the number|
|Image (1) of the number||Image (2) of the number|
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Number 30 infographic.
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Gregorian, Hebrew, Islamic, Persian and Buddhist year (calendar)Gregorian year 30 is Buddhist year 573.
Buddhist year 30 is Gregorian year 513 a. C.
Gregorian year 30 is Islamic year -610 or -609.
Islamic year 30 is Gregorian year 650 or 651.
Gregorian year 30 is Persian year -593 or -592.
Persian year 30 is Gregorian 651 or 652.
Gregorian year 30 is Hebrew year 3790 or 3791.
Hebrew year 30 is Gregorian year 3730 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. 30
Multiplication table of 30
30 multiplied by two equals 60 (30 x 2 = 60).
30 multiplied by three equals 90 (30 x 3 = 90).
30 multiplied by four equals 120 (30 x 4 = 120).
30 multiplied by five equals 150 (30 x 5 = 150).
show multiplications by 6, 7, 8, 9 ...
Fractions: decimal fraction and common fraction
Fraction table of 30
Half of 30 is 15 (30 / 2 = 15).
One third of 30 is 10 (30 / 3 = 10).
One quarter of 30 is 7,5 (30 / 4 = 7,5 = 7 1/2).
One fifth of 30 is 6 (30 / 5 = 6).
show fractions by 6, 7, 8, 9 ...
Advanced math operations
The number 30 is not a prime number. The closest prime numbers are 29, 31.
30th prime number in order is 113.
Factorization and dividers
Factorization 2 * 3 * 5 = 30
Divisors of number 30 are 1 , 2 , 3 , 5 , 6 , 10 , 15 , 30
Total Divisors 8.
Sum of Divisors 72.
The second power of 302 is 900.
The third power of 303 is 27.000.
The square root √30 is 5,477226.
The cube root of 3√30 is 3,107233.
The natural logarithm of No. ln 30 = loge 30 = 3,401197.
The logarithm to base 10 of No. log10 30 = 1,477121.
The Napierian logarithm of No. log1/e 30 = -3,401197.
Trigonometric functionsThe cosine of 30 is 0,154251.
The sine of 30 is -0,988032.
The tangent of 30 is -6,405331.
Properties of the number 30Is a Friedman number: No
Is 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 30 in Computer Science
|Code type||Code value|
|Unix time||Unix time 30 is equal to Thursday Jan. 1, 1970, 12:30 a.m. GMT|
|IPv4, IPv6||Number 30 internet address in dotted format v4 0.0.0.30, v6 ::1e|
|30 Decimal||= 11110 Binary|
|30 Decimal||= 1010 Ternary|
|30 Decimal||= 36 Octal|
|30 Decimal||= 1E Hexadecimal (0x1e hex)|
|More SHA codes related to the number 30 ...|
The meaning of the number 3 (three), numerology 3
Character frequency 3: 1
The meaning of the number 0 (zero), numerology 0
Character frequency 0: 1
Interesting facts about the number 30
- (30) Urania is asteroid number 30. It was discovered by J. R. Hind from George Bishop Observatory on 7/22/1854.
Areas, mountains and surfaces
- The total area of Severny Island (Novaya Zemlya, north) is 18,177 square miles (47,079 square km). Country Russia (Arkhangelsk). 30th largest island in the world.
- It is one of the lucky numbers for the Cancer zodiac sign.
- ¿Qué es la astrología y para qué sirve?
Distances between cities
- There is a 19 miles (30 km) direct distance between Bucheon-si (South Korea) and Suwon-si (South Korea).
- There is a 30 miles (48 km) direct distance between Dallas (USA) and Fort Worth (USA).
- There is a 19 miles (30 km) direct distance between Farīdābād (India) and Ghāziābād (India).
- There is a 19 miles (30 km) direct distance between Hong Kong (Hong Kong) and Shenzhen (China).
- There is a 19 miles (30 km) direct distance between Seoul (South Korea) and Suwon-si (South Korea).
- There is a 30 miles (48 km) direct distance between Yokohama (Japan) and Yono (Japan).
- The DAX or Xetra DAX index is the benchmark stock index of the Frankfurter Wertpapierbörse (Frankfurt Stock Exchange). It is also known as Dax 30. It is the best known index on the German Stock Exchange. Read more .
- 30 is the largest number with the property that all smaller numbers relatively prime to it are prime.
Mobile and telephony
- Number 30 or +30 or 0030 is a dial the international call prefix for Greece. (00/+) is dial the international call prefix.
- '30 Seconds' is a song by the American singer-songwriter Tracy Bonham.
- '30 Minut 'is a single by the tATu group, released in 2001. Also known as' Полчаса' (Half an hour). The authors of the song are Sergey Galoyan, Valery Polienko, Ivan Shapovalov.
- '30 Seconds to Mars' (also Thirty Seconds to Mars, abbreviated as 30STM or TSTM) is an American alternative rock band formed in 1998 in Los Angeles (California).
- '30 Days ', in Spanish '30 days', is a song by the English-Irish group The Saturdays.
- '30 Minute Love Affair ', in Spanish '30 minutes of love', is a song performed by the English artist Paloma Faith.
- '30 for 30 Freestyle 'is a song by Canadian singer Drake and American artist Future.
- Zinc is the chemical element in the periodic table that has the symbol Zn and atomic number 30.
- The best athletes to wear number 30
Nolan Ryan, MLB; Martin Brodeur, NHL; Terrell Davis, NFL; Stephen Curry, NBA; Maury Wills, MLB; Bernard King, NBA
Please write usIf you know something interesting about the number 30 or any natural number (positive integer), please write to us.
Number 30 in other languages
|Spanish:||🔊 (número 30)|
|German:||🔊 (Anzahl 30)|
|French:||🔊 (nombre 30)|
|Portuguese:||🔊 (número 30)|
|Chinese:||🔊 (数 30)|
|Other languages ...|
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Number 30 in News
|CNN: The one question I wasn't asked during 30 job interviews
Between July 2020 and April 2021, I applied for more than 30 positions, had dozens of interviews and nearly made it past the finish line a handful of times. During each interview, I would sit anxiously in front of the screen and camera, hoping that the kids would uphold their end of their deal to be quiet and not come into my home office. ...
June 16, 2021
|CNN: Baby elephant rescued after falling into village well 30 feet deep
A baby elephant's misadventure turned into an elaborate rescue mission in a small Indian village after it fell into a well nearly 30 feet (9 meters) deep. ...
May 5, 2021