Number 91 facts

The odd number 91 is spelled 🔊, and written in words: ninety-one. The ordinal number 91st is said 🔊 and written as: ninety-first. Phone prefix +91 or 0091. The meaning of the number 91 in Maths: Is it Prime? Factorization and prime factors tree. The square root and cube root of 91. What is 91 in computer science, numerology, codes and images, writing and naming in other languages. Other interesting facts, videos, news related to 91.

Interesting facts about the number 91

Asteroids

  • (91) Aegina is asteroid number 91. It was discovered by E. J. M. Stephan from Marseille Observatory on 11/4/1866.

Aircrafts and flights

  • 09/05/2005 the Mandala Airlines plane, flight number 091, Boeing 737-230 crashed in Medan, Indonesia 95 passengers and 5 crew members died.

Areas, mountains and surfaces

  • The total area of Wrangel Island (Vrangelya) is 3,037 square miles (7,866 square km). Country Russia (Chukotka Autonomous Okrug). 91th largest island in the world.

Distances between cities

  • There is a 91 miles (146 km) direct distance between Beirut (Lebanon) and Homs (Syria).
  • There is a 57 miles (91 km) direct distance between Bursa (Turkey) and İstanbul (Turkey).
  • There is a 57 miles (91 km) direct distance between Casablanca (Morocco) and Sale (Morocco).
  • There is a 91 miles (146 km) direct distance between Homs (Syria) and Ra’s Bayrūt (Lebanon).
  • More distances between cities ...
  • There is a 57 miles (91 km) direct distance between Chandigarh (India) and Ludhiāna (India).
  • There is a 91 miles (146 km) direct distance between Luoyang (China) and Xinxiang (China).
  • There is a 91 miles (145 km) direct distance between Shanghai (China) and Shangyu (China).
  • There is a 91 miles (145 km) direct distance between Shangyu (China) and Suzhou (China).

Games

  • Pokémon Cloyster (Parushen, Parshen) is a Pokémon number # 091 of the National Pokédex. Cloyster is a water and ice type Pokémon in the first generation. Group is a Pokémon egg Water 3. indexes ontros of Cloyster are Johto index 170 , Centro Kalos index 037 - Pokédex Coastal Zone.

History and politics

  • United Nations Security Council Resolution number 91, adopted 30 March 1951. Resignation of UN Representative for India and Pakistan and new appointment. Resolution text.

Mathematics

  • 91 is the 6th centered hexagonal number

    Example of 4th centered hexagonal number with 37 dots.
  • 91 is the first non-trivial composite: every smaller composite is either even, a familiar square, ends in 5, has a digit sum that is a multiple of 3, or is obviously divisible by 11
  • 91 is the smallest Cuban composite, that is the smallest composite number equal to the difference of two consecutive cubes
  • 91 is the smallest pseudoprime in base 3.

Mobile and telephony

  • Number 91 or +91 or 0091 is a dial the international call prefix for India. (00/+) is dial the international call prefix.

Music

  • Lil Sil - 91 (Official Music Video)

Science

  • Protactinium is the chemical element in the periodic table that has the symbol Pa and atomic number 91.

Sports

  • The best athletes to wear number 91
    Sergei Fedorov, NHL; Kevin Greene, NFL; Dennis Rodman, NBA; Bob Kurland, Olympic basketball

What is 91 in other units

The decimal (Arabic) number 91 converted to a Roman number is XCI. Roman and decimal number conversions.
The number 91 converted to a Mayan number is mayan number 91
Decimal and Mayan number conversions.

Weight conversion


91 kilograms (kg) = 200.6 pounds (lbs)
91 pounds (lbs) = 41.3 kilograms (kg)

Length conversion


91 kilometers (km) equals to 56.545 miles (mi).
91 miles (mi) equals to 146.450 kilometers (km).
91 meters (m) equals to 146.450 feet (ft).
91 feet (ft) equals 27.737 meters (m).
91 centimeters (cm) equals to 35.8 inches (in).
91 inches (in) equals to 231.1 centimeters (cm).

Temperature conversion


91° Fahrenheit (°F) equals to 32.8° Celsius (°C)
91° Celsius (°C) equals to 195.8° Fahrenheit (°F)

Power conversion


91 Horsepower (hp) equals to 66.92 kilowatts (kW)
91 kilowatts (kW) equals to 123.74 horsepower (hp)

Time conversion

(hours, minutes, seconds, days, weeks)
91 seconds equals to 1 minute, 31 seconds
91 minutes equals to 1 hour, 31 minutes

Codes and images of the number 91

Number 91 morse code: ----. .----
Sign language for number 91:
Sign language for number 91 Sign language for number 91
Number 91 in braille:
Number 91 in braille
Images of the number
Image (1) of the numberImage (2) of the number
Number 91 black image Number 91 red image
More images, other sizes, codes and colors ...

Number 91 infographic


Year 91 AD

Pliny the Younger was named a tribunus plebis.

Gregorian, Hebrew, Islamic, Persian and Buddhist Year (Calendar)

Gregorian year 91 is Buddhist year 634.
Buddhist year 91 is Gregorian year 452 a. C.
Gregorian year 91 is Islamic year -547 or -546.
Islamic year 91 is Gregorian year 709 or 710.
Gregorian year 91 is Persian year -532 or -531.
Persian year 91 is Gregorian 712 or 713.
Gregorian year 91 is Hebrew year 3851 or 3852.
Hebrew year 91 is Gregorian year 3669 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.

Share in social networks

share facebook linkedin pinterest twitter blogger enlace favorites

Mathematics of no. 91

Multiplications

Multiplication table of 91


91 multiplied by two equals 182 (91 x 2 = 182).
91 multiplied by three equals 273 (91 x 3 = 273).
91 multiplied by four equals 364 (91 x 4 = 364).
91 multiplied by five equals 455 (91 x 5 = 455).
91 multiplied by six equals 546 (91 x 6 = 546).
91 multiplied by seven equals 637 (91 x 7 = 637).
91 multiplied by eight equals 728 (91 x 8 = 728).
91 multiplied by nine equals 819 (91 x 9 = 819).
show multiplications by 6, 7, 8, 9 ...

Fractions: decimal fraction and common fraction

Fraction table of 91


Half of 91 is 45,5 (91 / 2 = 45,5 = 45 1/2).
One third of 91 is 30,3333 (91 / 3 = 30,3333 = 30 1/3).
One quarter of 91 is 22,75 (91 / 4 = 22,75 = 22 3/4).
One fifth of 91 is 18,2 (91 / 5 = 18,2 = 18 1/5).
One sixth of 91 is 15,1667 (91 / 6 = 15,1667 = 15 1/6).
One seventh of 91 is 13 (91 / 7 = 13).
One eighth of 91 is 11,375 (91 / 8 = 11,375 = 11 3/8).
One ninth of 91 is 10,1111 (91 / 9 = 10,1111 = 10 1/9).
show fractions by 6, 7, 8, 9 ...

Calculator

91

Advanced math operations

Is Prime?


The number 91 is not a prime number. The closest prime numbers are 89, 97.
The 91st prime number in order is 467.

Factorization and factors (dividers)


The prime factors of 91 are 7 * 13
The factors of 91 are 1, 7, 13, 91.
Total factors 4.
Sum of factors 112 (21).

Prime factor tree


Powers


The second power of 912 is 8.281.
The third power of 913 is 753.571.

Roots


The square root √91 is 9,539392.
The cube root of 391 is 4,497941.

Logarithms


The natural logarithm of No. ln 91 = loge 91 = 4,51086.
The logarithm to base 10 of No. log10 91 = 1,959041.
The Napierian logarithm of No. log1/e 91 = -4,51086.

Trigonometric functions

The cosine of 91 is -0,994367.
The sine of 91 is 0,105988.
The tangent of 91 is -0,106588.

Number 91 in Computer Science

Code typeCode value
ASCII Html[ Opening/Left square bracket [
(ISO 8859-1 Characters)
Unix timeUnix time 91 is equal to Thursday Jan. 1, 1970, 12:01:31 a.m. GMT
IPv4, IPv6Number 91 internet address in dotted format v4 0.0.0.91, v6 ::5b
91 Decimal = 1011011 Binary
91 Decimal = 10101 Ternary
91 Decimal = 133 Octal
91 Decimal = 5B Hexadecimal (0x5b hex)
91 BASE64OTE=
91 MD554229abfcfa5649e7003b83dd4755294
91 SHA14cd66dfabbd964f8c6c4414b07cdb45dae692e19
91 SHA224f0ef5d4592ab606e059053579d0bbfa3b58c2789bcf83487c7db70e6
91 SHA2561da51b8d8ff98f6a48f80ae79fe3ca6c26e1abb7b7d125259255d6d2b875ea08
91 SHA384b101c4aa51e2b4c5b1bc0cd24037bb579520fb50433493df3db57157774da5724a1cc14b27a0dd34fa6fe5bce908e914
More SHA codes related to the number 91 ...

If you know something interesting about the 91 number that you did not find on this page, do not hesitate to write us here.

Numerology 91

The meaning of the number 9 (nine), numerology 9

Character frequency 9: 1

The number 9 (nine) is the sign of ideals, Universal interest and the spirit of combat for humanitarian purposes. It symbolizes the inner Light, prioritizing ideals and dreams, experienced through emotions and intuition. It represents the ascension to a higher degree of consciousness and the ability to display love for others. He/she is creative, idealistic, original and caring.
More about the the number 9 (nine), numerology 9 ...

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

Character frequency 1: 1

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 the number 1 (one), numerology 1 ...

№ 91 in other languages

How to say or write the number ninety-one in Spanish, German, French and other languages.
Spanish: 🔊 (número 91)

noventa y uno

German: 🔊 (Nummer 91)

einundneunzig

French: 🔊 (nombre 91)

quatre-vingt-onze

Portuguese: 🔊 (número 91)

noventa e um

Hindi: 🔊 (संख्या 91)

इक्यानवे

Chinese: 🔊 (数 91)

九十一

Arabian: 🔊 (عدد 91)

واحد و تسعون

Czech: 🔊 (číslo 91)

devadesát jedna

Korean: 🔊 (번호 91)

구십일

Danish: 🔊 (nummer 91)

enoghalvfems

Hebrew: (מספר 91)

תשעים ואחת

Dutch: 🔊 (nummer 91)

eenennegentig

Japanese: 🔊 (数 91)

九十一

Indonesian: 🔊 (jumlah 91)

sembilan puluh satu

Italian: 🔊 (numero 91)

novantuno

Norwegian: 🔊 (nummer 91)

nitti-en

Polish: 🔊 (liczba 91)

dziewięćdziesiąt jeden

Russian: 🔊 (номер 91)

девяносто один

Turkish: 🔊 (numara 91)

doksanbir

Thai: 🔊 (จำนวน 91)

เก้าสิบเอ็ด

Ukrainian: 🔊 (номер 91)

дев'яносто один

Vietnamese: 🔊 (con số 91)

chín mươi mốt

Other languages ...

News to email

Receive news about "Number 91" to email


I have read the privacy policy

Comment

If you know something interesting about the number 91 or any other natural number (positive integer), please write to us here or on Facebook.

Name *


Comment (Maximum 2000 characters) *


  * Required fields
Legal Notices & Terms of Use
The content of the comments is the opinion of the users and not of number.academy. It is not allowed to pour comments contrary to the laws, insulting, illegal or harmful to third parties. Number.academy reserves the right to remove or not publish any inappropriate comment. It also reserves the right to publish a comment on another topic. Privacy Policy.

Comments

add new comment

There are no comments for this topic.

Frequently asked questions about the number 91

  • How do you write the number 91 in words?

    91 can be written as "ninety-one".

Number 91 in News

NyTimes: Peter Magubane, 91, Who Fought Apartheid With His Camera, Is Dead
He documented the cruelties of white South African rule, and he was made to pay for it, enduring beatings and 586 consecutive days in solitary confinement.
Jan. 1, 2024
BBC: Ukraine war: Holocaust survivor aged 91 among Mariupol's civilian dead - reports
The woman reportedly died in a basement more than 80 years after surviving the city's Nazi occupiers.
April 20, 2022
BBC: Couple married for 91 years and still in love
Yemeni Jews Shama’a and Zechariah married young and survived extreme poverty and persecution together.
Feb. 14, 2022
CNN: He's a cop. He's 91. And he has no plans to retire
Where do you see yourself at the age of 91? Working, with no plans to retire, may not be the first thing that comes to mind.
March 28, 2021

What is your opinion?

S