Number 23

Number 23 is said 🔊, write in letters as follows: twenty-three . Ordinal number 23th is said 🔊 and write: twenty-third. The meaning of number 23: Basic maths, advanced mathematics and properties, computer science, numerology, codes and images, writing and naming in other languages, other interesting facts and comments. Number 23 in News.

Useful information about number 23

The decimal (Arabic) number 23 converted to a Roman number is XXIII. Roman and decimal number conversions.
The number 23 converted to a Mayan number is mayan number 23
Decimal and Mayan number conversions.

Weight conversion

23 kilograms (kg) = 50.7 pounds (lb)
23 pounds (lb) = 10.4 kilograms (kg)

Length conversion

23 kilometers (km) equals to 14.292 miles (mi).
23 miles (mi) equals to 37.015 kilometers (km).
23 meters (m) equals to 37.015 feet (ft).
23 feet (ft) equals 7.010 meters (m).
23 centimeters (cm) equals to 9.1 inches (in).
23 inches (in) equals to 58.4 centimeters (cm).

Temperature conversion

23° Fahrenheit (°F) equals to 73.4° Celsius (°C)
23° Celsius (°C) equals to -5° Fahrenheit (°F)

Power conversion

23 Horsepower (hp) equals to 16.91 kilowatts (kW)
23 kilowatts (kW) equals to 31.28 horsepower (hp)

Codes and images of the number 23

Number 23 morse code: ..--- ...--
Sign language for number 23:
Sign language for number 23 Sign language for number 23
Images of the number
Image (1) of the numberImage (2) of the number
Number 23 black image Number 23 red image
There is no copyright for these images. Number 23 infographic.
More images, other sizes, codes and colors ...

Photo of number 23

Photo of the number 23

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

Gregorian year 23 is Buddhist year 566.
Buddhist year 23 is Gregorian year 520 a. C.
Gregorian year 23 is Islamic year -617 or -616.
Islamic year 23 is Gregorian year 643 or 644.
Gregorian year 23 is Persian year -600 or -599.
Persian year 23 is Gregorian 644 or 645.
Gregorian year 23 is Hebrew year 3783 or 3784.
Hebrew year 23 is Gregorian year 3737 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. 23


Multiplication table of 23

23 multiplied by two equals 46 (23 x 2 = 46).
23 multiplied by three equals 69 (23 x 3 = 69).
23 multiplied by four equals 92 (23 x 4 = 92).
23 multiplied by five equals 115 (23 x 5 = 115).
show multiplications by 6, 7, 8, 9 ...

Fractions: decimal fraction and common fraction

Fraction table of 23

Half of 23 is 11,5 (23 / 2 = 11,5 = 11 1/2).
One third of 23 is 7,6667 (23 / 3 = 7,6667 = 7 2/3).
One quarter of 23 is 5,75 (23 / 4 = 5,75 = 5 3/4).
One fifth of 23 is 4,6 (23 / 5 = 4,6 = 4 3/5).
show fractions by 6, 7, 8, 9 ...



Advanced math operations

Is Prime?

The number 23 is a prime number. The closest prime numbers are 19, 29.
23th prime number in order is 83.

Factorization and dividers

Factorization 23 = 23
Divisors of number 23 are 1 , 23
Total Divisors 2.
Sum of Divisors 24.


The second power of 232 is 529.
The third power of 233 is 12.167.


The square root √23 is 4,795832.
The cube root of 323 is 2,843867.


The natural logarithm of No. ln 23 = loge 23 = 3,135494.
The logarithm to base 10 of No. log10 23 = 1,361728.
The Napierian logarithm of No. log1/e 23 = -3,135494.

Trigonometric functions

The cosine of 23 is -0,532833.
The sine of 23 is -0,84622.
The tangent of 23 is 1,588153.

Properties of the number 23

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 23 in Computer Science

Code typeCode value
Port 23/TCP, UDPTelnet protocol - unencrypted text communication, remote login service
Unix timeUnix time 23 is equal to Thursday Jan. 1, 1970, 12:23 a.m. GMT
IPv4, IPv6Number 23 internet address in dotted format v4, v6 ::17
23 Decimal = 10111 Binary
23 Decimal = 212 Ternary
23 Decimal = 27 Octal
23 Decimal = 17 Hexadecimal (0x17 hex)
23 BASE64MjM=
23 MD537693cfc748049e45d87b8c7d8b9aacd
23 SHA1d435a6cdd786300dff204ee7c2ef942d3e9034e2
More SHA codes related to the number 23 ...

Numerology 23

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 2 (two), numerology 2

Character frequency 2: 1

The number two (2) needs above all to feel and to be. It represents the couple, duality, family, private and social life. He/she really enjoys home life and family gatherings. The number 2 denotes a sociable, hospitable, friendly, caring and affectionate person. It is the sign of empathy, cooperation, adaptability, consideration for others, supersensitivity towards the needs of others. The number 2 (two) is also the symbol of balance, togetherness and receptivity. He/she is a good partner, colleague or companion; he/she also plays a wonderful role as a referee or mediator. Number 2 person is modest, sincere, spiritually influenced and a good diplomat. It represents intuition and vulnerability.
More about the meaning of the number 2 (two), numerology 2 ...

Interesting facts about the number 23


  • (23) Thalia is asteroid number 23. It was discovered by J. R. Hind from George Bishop Observatory on 12/15/1852.

Areas, mountains and surfaces

  • The total area of Sakhalin is 27,990 square miles (72,493 square km). Country Russia (Sakhalin). 23th largest island in the world.


Distances between cities

  • There is a 15 miles (23 km) direct distance between Brooklyn (USA) and The Bronx (USA).
  • There is a 15 miles (23 km) direct distance between Ecatepec (Mexico) and Naucalpan de Juárez (Mexico).
  • There is a 23 miles (36 km) direct distance between Goyang-si (South Korea) and Seongnam-si (South Korea).
  • There is a 23 miles (37 km) direct distance between Chiba (Japan) and Kawasaki (Japan).

History and politics

  • The 1981 coup in Spain, also known by the number 23F, was a failed coup attempt carried out on February 23, 1981 by some military commanders in Spain. The main events took place in the cities of Madrid and Valencia.

In other fields

  • Symbol of Hate: White supremacists, primarily on the west coast of the United States, may use a two-handed hand sign consisting of one hand showing or showing two fingers and the other showing or showing three fingers. Together, they signify the number 23, a number symbol for W ('White'). Números del mal.


  • Shakespeare was born on April 23, 1564 and died on April 23, 1616 at the age of 46.


  • 23 is the smallest number of integer-sided boxes that tile a box so that no two boxes share a common length.


  • '23' is a song by American producer Mike Will Made It, with American singer Miley Cyrus and American rappers Wiz Khalifa and Juicy J.


  • Vanadium is the chemical element in the periodic table that has the symbol V and atomic number 23.


  • The best athletes to wear number 23
    Michael Jordan, NBA; LeBron James, NBA; Kirk Gibson, MLB; Calvin Murphy, NBA; Ryne Sandberg, MLB
  • Michael Jordan on his number 23: 'In school, when I played with my brother, my favorite number was 45 and his was too. But we were on the same team. He was the oldest and longest-serving on the team. He chose 45 and I chose 23, which was half (the count is 22.5 but MJ rounded the figure). I stayed with 23 and it accompanied me the whole time. '

Tv, movies and cinematography

  • The Number 23 (The number 23) is a suspense film directed by Joel Schumacher and starring Jim Carrey.

Number 23 in other languages

How to say or write the number twenty-three in Spanish, German, French and other languages.
Spanish: 🔊 (número 23)


German: 🔊 (Anzahl 23)


French: 🔊 (nombre 23)


Portuguese: 🔊 (número 23)

vinte e três

Chinese: 🔊 (数 23)


Other languages ...

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Number 23 in News

NyTimes: Maoist Insurgents Kill 23 Indian Forces in Ambush, Officials Say
The four-hour battle in a forested area of central India has revived concerns about a decades-old insurgency that had appeared largely contained. ...
April 4, 2021

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