Number 30
Number 30 spell 🔊, write in words: thirty . Ordinal number 30th is said 🔊 and write: thirtieth. Phone prefix +30 or 0030. The meaning of the number 30 in Maths: Is it Prime? Factorization and prime factors tree. The square root and cube root of 30. What is 30 in computer science, numerology, codes and images, writing and naming in other languages. Other interesting facts, videos, news related to 30.
What is 30 in other units
The decimal (Arabic) number 30 converted to a Roman number is XXX.
Roman and decimal number conversions.
30 kilograms (kg) = 66.1 pounds (lbs)
30 pounds (lbs) = 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 -1.1° Celsius (°C)
30° Celsius (°C) equals to 86° Fahrenheit (°F)
30 Horsepower (hp) equals to 22.06 kilowatts (kW)
30 kilowatts (kW) equals to 40.79 horsepower (hp)
The number 30 converted to a Mayan number is |
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Decimal and Mayan number conversions. |
Weight conversion
30 kilograms (kg) = 66.1 pounds (lbs)
30 pounds (lbs) = 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 -1.1° Celsius (°C)
30° Celsius (°C) equals to 86° 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:


Number 30 in braille:
Images of the number | |
Image (1) of the number | Image (2) of the number |
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More images, other sizes, codes and colors ... | |
Number 30 infographic![]() |
Year 30 AD
- Phaedrus translated Aesop's fables, and composed some of his own.
- Velleius Paterculus wrote the general history of the countries known in Antiquity.
- Nerva, Roman emperor, was born.
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 the official calendar 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).
30 multiplied by six equals 180 (30 x 6 = 180).
30 multiplied by seven equals 210 (30 x 7 = 210).
30 multiplied by eight equals 240 (30 x 8 = 240).
30 multiplied by nine equals 270 (30 x 9 = 270).
show multiplications by 6, 7, 8, 9 ...
30 multiplied by seven equals 210 (30 x 7 = 210).
30 multiplied by eight equals 240 (30 x 8 = 240).
30 multiplied by nine equals 270 (30 x 9 = 270).
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).
One sixth of 30 is 5 (30 / 6 = 5).
One seventh of 30 is 4,2857 (30 / 7 = 4,2857 = 4 2/7).
One eighth of 30 is 3,75 (30 / 8 = 3,75 = 3 3/4).
One ninth of 30 is 3,3333 (30 / 9 = 3,3333 = 3 1/3).
show fractions by 6, 7, 8, 9 ...
One seventh of 30 is 4,2857 (30 / 7 = 4,2857 = 4 2/7).
One eighth of 30 is 3,75 (30 / 8 = 3,75 = 3 3/4).
One ninth of 30 is 3,3333 (30 / 9 = 3,3333 = 3 1/3).
Calculator
30 | ||||
Advanced math operations
Is Prime?
The number 30 is not a prime number. The closest prime numbers are 29, 31.
The 30th prime number in order is 113.
Factorization and factors (dividers)
The prime factors of 30 are 2 * 3 * 5
The factors of 30 are 1 , 2 , 3 , 5 , 6 , 10 , 15 , 30
Total factors 8.
Sum of factors 72 (42).
Prime factor tree
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 3√30 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.
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) |
30 BASE64 | MzA= |
30 MD5 | 34173cb38f07f89ddbebc2ac9128303f |
30 SHA1 | 22d200f8670dbdb3e253a90eee5098477c95c23d |
30 SHA224 | 6332531eeafc6e0ede272192be898f549950fb32b209d04f0a98306a |
30 SHA256 | 624b60c58c9d8bfb6ff1886c2fd605d2adeb6ea4da576068201b6c6958ce93f4 |
30 SHA384 | 32f5039553078543bf8748756a64c8b02338afbc1ee3c70dde5988760c3b8833e0e3c830fea5b65f08cb803842eb6ed6 |
More SHA codes related to the number 30 ... |
If you know something interesting about the 30 number that you did not find on this page, do not hesitate to write us here.
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 good communication skills.
More about
the the number 3 (three), numerology 3
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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 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
- It is one of the lucky numbers for the Cancer zodiac sign.
- What is astrology and what is it for?
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).
- More distances between cities ...
- 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 .
Games
History and politics
- United Nations Security Council Resolution number 30, adopted 25 August 1947. Indonesian National Revolution. Resolution text.
Mathematics
- 30 is the first sphenic number, that is the smallest number with 3 distinct prime divisors
- 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
- Aitch - 30 (Official Video)
- '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.
- More music ...
- '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
Please write us
If you know something interesting about the number 30 or any natural number (positive integer), please write to us.№ 30 in other languages
How to say or write the number thirty in Spanish, German, French and other languages.
Spanish: | 🔊 (número 30) | treinta |
German: | 🔊 (Nummer 30) | dreißig |
French: | 🔊 (nombre 30) | trente |
Portuguese: | 🔊 (número 30) | trinta |
Hindi: | 🔊 (संख्या 30) | तीस |
Chinese: | 🔊 (数 30) | 三十 |
Arabian: | 🔊 (عدد 30) | ثلاثون |
Czech: | 🔊 (číslo 30) | třicet |
Korean: | 🔊 (번호 30) | 삼십 |
Danish: | 🔊 (nummer 30) | tredive |
Hebrew: | (מספר 30) | שלשים |
Dutch: | 🔊 (nummer 30) | dertig |
Japanese: | 🔊 (数 30) | 三十 |
Indonesian: | 🔊 (jumlah 30) | tiga puluh |
Italian: | 🔊 (numero 30) | trenta |
Norwegian: | 🔊 (nummer 30) | tretti |
Polish: | 🔊 (liczba 30) | trzydzieści |
Russian: | 🔊 (номер 30) | тридцать |
Turkish: | 🔊 (numara 30) | otuz |
Thai: | 🔊 (จำนวน 30) | สามสิบ |
Ukrainian: | 🔊 (номер 30) | тридцять |
Vietnamese: | 🔊 (con số 30) | ba mươi |
Other languages ... |
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Number 30 in News
BBC: What is the plan for 30 hours of free childcare and how will it work?
The government has announced more help with childcare for some working parents in the Budget. March 16, 2023 |
BBC: A&E nurse: Most challenging I've seen in 30 years
Senior sister Susan Beswick is struggling to keep patients safe, as demand soars at Royal Bolton Hospital. Jan. 12, 2023 |
France24: More than 30 dead in bus collision in central Senegal
At least 38 people have died and scores were injured when two buses collided near the town of Kaffrine in central Senegal on Sunday, according to the president and the fire services. Jan. 8, 2023 |
The Sydney Morning Herald: More than 30 die in severe snow in US
Hundreds of US National Guard troops have been deployed in Buffalo, New York, where the death toll from a severe winter storm stands at more than 30. Dec. 28, 2022 |
BBC: Kyrgyzstan-Tajikistan border: Almost 30 reported dead in clashes
Fighting regularly flares up in border disputes between the two Central Asian states. Sept. 16, 2022 |