Number 30

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 decimal (Arabic) number 30 converted to a Roman number is XXX. Roman and decimal number conversions.
The number 30 converted to a Mayan number is mayan number 30
Decimal and Mayan number conversions.

Weight conversion


30 kilograms (kg) = 66.1 pounds (lb)
30 pounds (lb) = 13.6 kilograms (kg)

Length conversion


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).

Temperature conversion


30° Fahrenheit (°F) equals to 86° Celsius (°C)
30° Celsius (°C) equals to -1.1° Fahrenheit (°F)

Power conversion


30 Horsepower (hp) equals to 22.06 kilowatts (kW)
30 kilowatts (kW) equals to 40.79 horsepower (hp)

Codes and images of the number 30

Number 30 morse code: ...-- -----
Sign language for number 30:
Sign language for number 30 Sign language for number 30
Images of the number
Image (1) of the numberImage (2) of the number
Number 30 black image Number 30 red image
There is no copyright for these images. Number 30 infographic.
More images, other sizes, codes and colors ...

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

Multiplications

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 ...

Calculator

30

Advanced math operations

Is Prime?


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.

Powers


The second power of 302 is 900.
The third power of 303 is 27.000.

Roots


The square root √30 is 5,477226.
The cube root of 330 is 3,107233.

Logarithms


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 functions

The cosine of 30 is 0,154251.
The sine of 30 is -0,988032.
The tangent of 30 is -6,405331.

Properties of the number 30

Is 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 typeCode value
Unix timeUnix time 30 is equal to Thursday Jan. 1, 1970, 12:30 a.m. GMT
IPv4, IPv6Number 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)
30 BASE64MzA=
30 MD534173cb38f07f89ddbebc2ac9128303f
30 SHA122d200f8670dbdb3e253a90eee5098477c95c23d
More SHA codes related to the number 30 ...

Numerology 30

The meaning of the number 3 (three), numerology 3

Character frequency 3: 1

The number three (3) came to share genuine expression and sensitivity with the world. People associated with this number need to connect with their deepest emotions. The number 3 is characterized by its pragmatism, it is utilitarian, sagacious, dynamic, creative, it has objectives and it fulfills them. He/she is also self-expressive in many ways and with communication skills.
More about the meaning of the number 3 (three), numerology 3 ...

The meaning of the number 0 (zero), numerology 0

Character frequency 0: 1

Everything begins at the zero point and at the zero point everything ends. Many times we do not know the end, but we know the beginning, it is at the zero point.
More about the meaning of the number 0 (zero), numerology 0 ...

Interesting facts about the number 30

Asteroids

  • (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.

Astrology

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).

Economy

  • 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 .

Mathematics

  • 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.

Music

  • '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.

Science

  • Zinc is the chemical element in the periodic table that has the symbol Zn and atomic number 30.

Sports

  • 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

Number 30 in other languages

How to say or write the number thirty in Spanish, German, French and other languages.
Spanish: 🔊 (número 30)

treinta

German: 🔊 (Anzahl 30)

dreißig

French: 🔊 (nombre 30)

trente

Portuguese: 🔊 (número 30)

trinta

Chinese: 🔊 (数 30)

三十

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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

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