Number 11

Number 11 is said 🔊, write in letters as follows: eleven . Ordinal number 11th is said 🔊 and write: eleventh. The meaning of number 11: Basic maths, advanced mathematics and properties, computer science, numerology, codes and images, writing and naming in other languages, other interesting facts and comments. Number 11 in News.

Useful information about number 11

The decimal (Arabic) number 11 converted to a Roman number is XI. Roman and decimal number conversions.
The number 11 converted to a Mayan number is mayan number 11
Decimal and Mayan number conversions.

Weight conversion


11 kilograms (kg) = 24.3 pounds (lb)
11 pounds (lb) = 5.0 kilograms (kg)

Length conversion


11 kilometers (km) equals to 6.835 miles (mi).
11 miles (mi) equals to 17.703 kilometers (km).
11 meters (m) equals to 17.703 feet (ft).
11 feet (ft) equals 3.353 meters (m).
11 centimeters (cm) equals to 4.3 inches (in).
11 inches (in) equals to 27.9 centimeters (cm).

Temperature conversion


11° Fahrenheit (°F) equals to 51.8° Celsius (°C)
11° Celsius (°C) equals to -11.7° Fahrenheit (°F)

Power conversion


11 Horsepower (hp) equals to 8.09 kilowatts (kW)
11 kilowatts (kW) equals to 14.96 horsepower (hp)

Codes and images of the number 11

Number 11 morse code: .---- .----
Sign language for number 11:
Sign language for number 11 Sign language for number 11
Images of the number
Image (1) of the numberImage (2) of the number
Number 11 black image Number 11 red image
There is no copyright for these images. Number 11 infographic.
More images, other sizes, codes and colors ...

Gregorian, Hebrew, Islamic, Persian and Buddhist year (calendar)

Gregorian year 11 is Buddhist year 554.
Buddhist year 11 is Gregorian year 532 a. C.
Gregorian year 11 is Islamic year -630 or -629.
Islamic year 11 is Gregorian year 632 or 633.
Gregorian year 11 is Persian year -612 or -611.
Persian year 11 is Gregorian 632 or 633.
Gregorian year 11 is Hebrew year 3771 or 3772.
Hebrew year 11 is Gregorian year 3749 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. 11

Multiplications

Multiplication table of 11


11 multiplied by two equals 22 (11 x 2 = 22).
11 multiplied by three equals 33 (11 x 3 = 33).
11 multiplied by four equals 44 (11 x 4 = 44).
11 multiplied by five equals 55 (11 x 5 = 55).
show multiplications by 6, 7, 8, 9 ...

Fractions: decimal fraction and common fraction

Fraction table of 11


Half of 11 is 5,5 (11 / 2 = 5,5 = 5 1/2).
One third of 11 is 3,6667 (11 / 3 = 3,6667 = 3 2/3).
One quarter of 11 is 2,75 (11 / 4 = 2,75 = 2 3/4).
One fifth of 11 is 2,2 (11 / 5 = 2,2 = 2 1/5).
show fractions by 6, 7, 8, 9 ...

Calculator

11

Advanced math operations

Is Prime?


The number 11 is a prime number. The closest prime numbers are 7, 13.
11th prime number in order is 31.

Factorization and dividers


Factorization 11 = 11
Divisors of number 11 are 1 , 11
Total Divisors 2.
Sum of Divisors 12.

Powers


The second power of 112 is 121.
The third power of 113 is 1.331.

Roots


The square root √11 is 3,316625.
The cube root of 311 is 2,22398.

Logarithms


The natural logarithm of No. ln 11 = loge 11 = 2,397895.
The logarithm to base 10 of No. log10 11 = 1,041393.
The Napierian logarithm of No. log1/e 11 = -2,397895.

Trigonometric functions

The cosine of 11 is 0,004426.
The sine of 11 is -0,99999.
The tangent of 11 is -225,950846.

Properties of the number 11

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 11 in Computer Science

Code typeCode value
Port 11/TCP, UDPSYSTAT protocol
Unix timeUnix time 11 is equal to Thursday Jan. 1, 1970, 12:11 a.m. GMT
IPv4, IPv6Number 11 internet address in dotted format v4 0.0.0.11, v6 ::b
11 Binary= 3 Decimal
11 Decimal = 1011 Binary
11 Decimal = 102 Ternary
11 Decimal = 13 Octal
11 Decimal = B Hexadecimal (0xb hex)
11 BASE64MTE=
11 MD56512bd43d9caa6e02c990b0a82652dca
11 SHA117ba0791499db908433b80f37c5fbc89b870084b
More SHA codes related to the number 11 ...

Numerology 11

The meaning of the number 1 (one), numerology 1

Character frequency 1: 2

Number one (1) came to develop or balance creativity, independence, originality, self-reliance and confidence in the world. It reflects power, creative strength, quick mind, drive and ambition. It is the sign of individualistic and aggressive nature.
More about the meaning of the number 1 (one), numerology 1 ...

Interesting facts about the number 11

Asteroids

  • (11) Parthenope is asteroid number 11. It was discovered by A. de Gasparis from Obs. Capodimonte Astronomical on 5/11/1850.

Aircrafts and flights

  • 09/11/2001 the American Airlines plane, flight number 11, Boeing 767-223ER crashed in New York City, US 81 passengers and 11 crew members died.
  • 11/27/1983 the Avianca plane, flight number 011, Boeing 747-283B crashed in Madrid, Spain 162 passengers and 19 crew members died.

Areas, mountains and surfaces

  • The total area of Sulawesi is 69,761 square miles (180,681 square km). Country Indonesia (Gorontalo and Central, North, South, Southeast and West Sulawesi). 11th largest island in the world.

Astrology

History and politics

  • 11 Downing Street The address of the UK Chancellor of the Treasury's London residence.

In other fields

  • September 11 is La Diada Nacional de Catalunya or Diada.
  • The attacks of September 11, 2001 (commonly referred to as 9/11 or 9/11) were a series of suicide terrorist attacks committed that day in the United States.
  • The attacks of March 11, 2004, known by the number 11M, were a series of terrorist attacks on four trains of the Madrid Cercanías network.
  • If you dream of the number 11 you should keep in mind that it symbolizes that the universe will help you face trials.

Mathematics

  • 11 is the largest known multiplicative persistence.

Music

  • '11: 11 'is a song by the Canadian-American singer Rufus Wainwright or the South Korean singer Taeyeon.
  • '11' is a song by the American singer-songwriter Cassadee Pope.

Science

  • Sodium is the chemical element in the periodic table that has the symbol Na and atomic number 11.

Sports

  • The best athletes to wear number 11
    Isaiah Thomas, NBA; Mark Messier, NHL; Elvin Hayes, NBA; Yao Ming, NBA; Cale Yarborough, NASCAR; Teresa Weatherspoon, WNBA

Superstitions

  • New spiritual trends claim that 11:11 on a clock refers to the signs of protectors or spirit guides.

Number 11 in other languages

How to say or write the number eleven in Spanish, German, French and other languages.
Spanish: 🔊 (número 11)

once

German: 🔊 (Anzahl 11)

elf

French: 🔊 (nombre 11)

onze

Portuguese: 🔊 (número 11)

onze

Chinese: 🔊 (数 11)

十一

Other languages ...

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Number 11 in News

CNN: Windows 11 has leaked. It's a bunch of BS
Windows 10 was supposed to be Microsoft's ultimate PC operating system. The promise: Windows 10 would forever get updated twice a year, bringing tweaks, the occasional fresh coat of paint and new features to keep your computer up to date. ...
June 16, 2021
BBC: Euro 2020: What is the climate cost of tournament staged in 11 countries?
Euro 2020 is a unique tournament, staged across 11 countries, but experts say it will have a significant climate impact at a time when emissions must be cut dramatically. ...
June 4, 2021
BBC: Conte leaves Inter Milan - three weeks after leading club to first title in 11 years
Antonio Conte leaves his role as Inter Milan manager - three weeks after leading club to Serie A title. ...
May 26, 2021
BBC: Yangtze storm: Violent winds kill 11 in Nantong, China
At least 11 people are dead and scores hurt after a violent storm hit eastern China on Friday evening. ...
May 1, 2021
BBC: Apollo 11 astronaut Michael Collins dies at 90
Michael Collins stayed in orbit as Neil Armstrong and Buzz Aldrin walked on the Moon in 1969. ...
April 28, 2021

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