Number 20 spell 🔊, write in words: twenty . Ordinal number 20th is said 🔊 and write: twentieth. Phone prefix +20 or 0020. The meaning of number 20 in Maths: Is Prime? Factorization and dividers. The square root and cube root of 20. The meaning in computer science, numerology, codes and images, writing and naming in other languages, other interesting facts, news.
Useful information about number 20
|The number 20 converted to a Mayan number is|
|Decimal and Mayan number conversions.|
20 kilograms (kg) = 44.1 pounds (lb)
20 pounds (lb) = 9.1 kilograms (kg)
20 kilometers (km) equals to 12.427 miles (mi).
20 miles (mi) equals to 32.187 kilometers (km).
20 meters (m) equals to 32.187 feet (ft).
20 feet (ft) equals 6.096 meters (m).
20 centimeters (cm) equals to 7.9 inches (in).
20 inches (in) equals to 50.8 centimeters (cm).
20° Fahrenheit (°F) equals to -6.7° Celsius (°C)
20° Celsius (°C) equals to 68° Fahrenheit (°F)
20 Horsepower (hp) equals to 14.71 kilowatts (kW)
20 kilowatts (kW) equals to 27.20 horsepower (hp)
Codes and images of the number 20Number 20 morse code: ..--- -----
Sign language for number 20:
|Images of the number|
|Image (1) of the number||Image (2) of the number|
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Number 20 infographic.
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Gregorian, Hebrew, Islamic, Persian and Buddhist year (calendar)Gregorian year 20 is Buddhist year 563.
Buddhist year 20 is Gregorian year 523 a. C.
Gregorian year 20 is Islamic year -621 or -620.
Islamic year 20 is Gregorian year 640 or 641.
Gregorian year 20 is Persian year -603 or -602.
Persian year 20 is Gregorian 641 or 642.
Gregorian year 20 is Hebrew year 3780 or 3781.
Hebrew year 20 is Gregorian year 3740 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. 20
Multiplication table of 20
20 multiplied by two equals 40 (20 x 2 = 40).
20 multiplied by three equals 60 (20 x 3 = 60).
20 multiplied by four equals 80 (20 x 4 = 80).
20 multiplied by five equals 100 (20 x 5 = 100).
20 multiplied by seven equals 140 (20 x 7 = 140).
20 multiplied by eight equals 160 (20 x 8 = 160).
20 multiplied by nine equals 180 (20 x 9 = 180).
Fractions: decimal fraction and common fraction
Fraction table of 20
Half of 20 is 10 (20 / 2 = 10).
One third of 20 is 6,6667 (20 / 3 = 6,6667 = 6 2/3).
One quarter of 20 is 5 (20 / 4 = 5).
One fifth of 20 is 4 (20 / 5 = 4).
One seventh of 20 is 2,8571 (20 / 7 = 2,8571 = 2 6/7).
One eighth of 20 is 2,5 (20 / 8 = 2,5 = 2 1/2).
One ninth of 20 is 2,2222 (20 / 9 = 2,2222 = 2 2/9).
Advanced math operations
The number 20 is not a prime number. The closest prime numbers are 19, 23.
20th prime number in order is 71.
Factorization and dividers
Factorization 2 * 2 * 5 = 20
Divisors of number 20 are 1 , 2 , 4 , 5 , 10 , 20
Total Divisors 6.
Sum of Divisors 42.
The second power of 202 is 400.
The third power of 203 is 8.000.
The square root √20 is 4,472136.
The cube root of 3√20 is 2,714418.
The natural logarithm of No. ln 20 = loge 20 = 2,995732.
The logarithm to base 10 of No. log10 20 = 1,30103.
The Napierian logarithm of No. log1/e 20 = -2,995732.
Trigonometric functionsThe cosine of 20 is 0,408082.
The sine of 20 is 0,912945.
The tangent of 20 is 2,237161.
Properties of the number 20Is 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 20 in Computer Science
|Code type||Code value|
|Port 20/TCP||FTP Protocol (data) - port for transferring FTP data|
|Unix time||Unix time 20 is equal to Thursday Jan. 1, 1970, 12:20 a.m. GMT|
|IPv4, IPv6||Number 20 internet address in dotted format v4 0.0.0.20, v6 ::14|
|20 Decimal||= 10100 Binary|
|20 Decimal||= 202 Ternary|
|20 Decimal||= 24 Octal|
|20 Decimal||= 14 Hexadecimal (0x14 hex)|
|More SHA codes related to the number 20 ...|
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The meaning of the number 2 (two), numerology 2
Character frequency 2: 1
The meaning of the number 0 (zero), numerology 0
Character frequency 0: 1
Interesting facts about the number 20
- (20) Massalia is asteroid number 20. It was discovered by A. de Gasparis from Obs. Capodimonte Astronomical on 9/19/1852.
Aircrafts and flights
- 01/18/1960 the Capital Airlines plane, flight number 20, Vickers Viscount 745D crashed in Holdcroft, Virginia, US 46 passengers and 4 crew members died.
Areas, mountains and surfaces
- The total area of Ireland is 32,595 square miles (84,421 square km). Country Ireland and United Kingdom (Northern Ireland). 20th largest island in the world.
- It is one of the lucky numbers for the zodiac sign Aquarius.
- What is astrology and what is it for?
- It is the number of teeth in the deciduous dentition or milk teeth, it is 20.
Distances between cities
- There is a 13 miles (20 km) direct distance between Abū Ghurayb (Iraq) and Baghdad (Iraq).
- There is a 13 miles (20 km) direct distance between Álvaro Obregón (Mexico) and Ciudad Nezahualcoyotl (Mexico).
- There is a 20 miles (32 km) direct distance between Álvaro Obregón (Mexico) and Ecatepec (Mexico).
- There is a 20 miles (31 km) direct distance between Bucheon-si (South Korea) and Seongnam-si (South Korea).
- There is a 13 miles (20 km) direct distance between Delhi (India) and Ghāziābād (India).
- There is a 13 miles (20 km) direct distance between Depok (Indonesia) and Jakarta (Indonesia).
- There is a 20 miles (32 km) direct distance between Depok (Indonesia) and Tangerang (Indonesia).
- There is a 20 miles (32 km) direct distance between Incheon (South Korea) and Suwon-si (South Korea).
- There is a 20 miles (32 km) direct distance between Kalyān (India) and Mumbai (India).
In other fields
- 20 lustrums is a century.
- In Japanese tradition, the age of majority is set at 20 years.
- 20 is the number of rooted trees with 6 vertices.
Mobile and telephony
- Number 20 or +20 or 0020 is a dial the international call prefix for Egypt. (00/+) is dial the international call prefix.
- 'Matchbox Twenty' (also known as MB20, MBT, Matchbox Twenty and originally as Matchbox 20) is an American alternative rock band originally from Orlando, Florida. When Paul Douchette was working in a restaurant, he served a customer with patches on his clothes and could only read the word Matchbox. 20 was the number seen on this character's shirt.
- '20 Margaritas' is a song by the country music duo Big & Rich.
- '20 Good Reasons ', in Spanish '20 good reasons', was the first single from Thirsty Merc's second album Slideshows.
- '20 Block ', in Spanish '20 Block', is a song by the American pop punk band A Loss for Words (formerly Last Ride).
- '20 Size 'is a song by the Scottish post-rock band Mogwai.
- Calcium is the chemical element in the periodic table that has the symbol Ca and atomic number 20.
- The best athletes to wear number 20
Barry Sanders, NFL; Lou Brock, MLB; Mike Schmidt, MLB; Frank Robinson, MLB; Tony Stewart, NASCAR; Luc Robitaille, NHL; Ed Reed, NFL; Rob Niedermayer, NHL; Josh Gibson, baseball
Please write usIf you know something interesting about the number 20 or any natural number (positive integer), please write to us.
Number 20 in other languages
|Spanish:||🔊 (número 20)|
|German:||🔊 (Anzahl 20)|
|French:||🔊 (nombre 20)|
|Portuguese:||🔊 (número 20)|
|Chinese:||🔊 (数 20)|
|Arabian:||🔊 (عدد 20)|
|Czech:||🔊 (číslo 20)|
|Korean:||🔊 (번호 20)|
|Danish:||🔊 (nummer 20)|
|Dutch:||🔊 (nummer 20)|
|Japanese:||🔊 (数 20)|
|Indonesian:||🔊 (jumlah 20)|
|Italian:||🔊 (numero 20)|
|Norwegian:||🔊 (nummer 20)|
|Polish:||🔊 (liczba 20)|
|Russian:||🔊 (номер 20)|
|Turkish:||🔊 (numara 20)|
|Thai:||🔊 (จำนวน 20)|
|Ukrainian:||🔊 (номер 20)|
|Vietnamese:||🔊 (con số 20)|
|Other languages ...|
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Number 20 in News
|Buzz: The DOJ Will Waive The Death Penalty For The American Who Fought With Extremists In Ukraine And Allegedly Killed A Florida Couple
Waiving the death penalty for Craig Lang could speed up his extradition from Kyiv, where capital punishment has been off the books for 20 years.View Entire Post › ...
May 10, 2021
|BBC: Louise Minchin: BBC Breakfast bids presenter goodbye
One of BBC Breakfast's main presenters, Louise Minchin, has broadcast her final programme after 20 years of early morning alarm calls.
Sept. 15, 2021
|CNN: At least 20 people killed when fuel tank explodes in Lebanon
At least 20 people were killed and 79 injured in a fuel tank explosion in the Akkar region in northern Lebanon, the Lebanese Red Cross said on its Twitter account early on Sunday.
Aug. 16, 2021
|CNN: Amanpour: 'The Taliban have been waiting for this moment for 20 years'
The Taliban have taken control of the presidential palace in Afghanistan's capital Kabul after former President Ashraf Ghani fled the country. With more than two decades of experience covering the country, CNN's Christiane Amanpour explains how we got here and what this means for Afghans.
Aug. 16, 2021
|NyTimes: Afghanistan Maps: 20 Years of Defense, Erased by the Taliban in a Few Months
Maps show the stunning speed of Taliban advances after the United States began to withdraw.
Aug. 14, 2021