Number 61
Number 61 spell 🔊, write in words: sixtyone . Ordinal number 61th is said 🔊 and write: sixtyfirst. Phone prefix +61 or 0061. The meaning of number 61 in Maths: Is Prime? Factorization and dividers. The square root and cube root of 61. The meaning in computer science, numerology, codes and images, writing and naming in other languages, other interesting facts, news.
Useful information about number 61
The number 61 converted to a Mayan number is  
Decimal and Mayan number conversions. 
Weight conversion
61 kilograms (kg) = 134.5 pounds (lb)
61 pounds (lb) = 27.7 kilograms (kg)
Length conversion
61 kilometers (km) equals to 37.904 miles (mi).
61 miles (mi) equals to 98.170 kilometers (km).
61 meters (m) equals to 98.170 feet (ft).
61 feet (ft) equals 18.593 meters (m).
61 centimeters (cm) equals to 24.0 inches (in).
61 inches (in) equals to 154.9 centimeters (cm).
Temperature conversion
61° Fahrenheit (°F) equals to 16.1° Celsius (°C)
61° Celsius (°C) equals to 141.8° Fahrenheit (°F)
Power conversion
61 Horsepower (hp) equals to 44.86 kilowatts (kW)
61 kilowatts (kW) equals to 82.95 horsepower (hp)
Time conversion
(hours, minutes, seconds, days, weeks)61 seconds equals to 1 minute, 1 second
61 minutes equals to 1 hour, 1 minute
Codes and images of the number 61
Number 61 morse code: .... .Sign language for number 61:
Images of the number  
Image (1) of the number  Image (2) of the number 
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Number 61 infographic.

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Gregorian, Hebrew, Islamic, Persian and Buddhist year (calendar)
Gregorian year 61 is Buddhist year 604.Buddhist year 61 is Gregorian year 482 a. C.
Gregorian year 61 is Islamic year 578 or 577.
Islamic year 61 is Gregorian year 680 or 681.
Gregorian year 61 is Persian year 562 or 561.
Persian year 61 is Gregorian 682 or 683.
Gregorian year 61 is Hebrew year 3821 or 3822.
Hebrew year 61 is Gregorian year 3699 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. 61
Multiplications
Multiplication table of 61
61 multiplied by two equals 122 (61 x 2 = 122).
61 multiplied by three equals 183 (61 x 3 = 183).
61 multiplied by four equals 244 (61 x 4 = 244).
61 multiplied by five equals 305 (61 x 5 = 305).
61 multiplied by seven equals 427 (61 x 7 = 427).
61 multiplied by eight equals 488 (61 x 8 = 488).
61 multiplied by nine equals 549 (61 x 9 = 549).
Fractions: decimal fraction and common fraction
Fraction table of 61
Half of 61 is 30,5 (61 / 2 = 30,5 = 30 1/2).
One third of 61 is 20,3333 (61 / 3 = 20,3333 = 20 1/3).
One quarter of 61 is 15,25 (61 / 4 = 15,25 = 15 1/4).
One fifth of 61 is 12,2 (61 / 5 = 12,2 = 12 1/5).
One seventh of 61 is 8,7143 (61 / 7 = 8,7143 = 8 5/7).
One eighth of 61 is 7,625 (61 / 8 = 7,625 = 7 5/8).
One ninth of 61 is 6,7778 (61 / 9 = 6,7778 = 6 7/9).
Calculator
61  
Advanced math operations
Is Prime?
The number 61 is a prime number. The closest prime numbers are 59, 67.
61th prime number in order is 283.
Factorization and dividers
Factorization 61 = 61
Divisors of number 61 are 1 , 61
Total Divisors 2.
Sum of Divisors 62.
Powers
The second power of 61^{2} is 3.721.
The third power of 61^{3} is 226.981.
Roots
The square root √61 is 7,81025.
The cube root of ^{3}√61 is 3,936497.
Logarithms
The natural logarithm of No. ln 61 = log_{e} 61 = 4,110874.
The logarithm to base 10 of No. log_{10} 61 = 1,78533.
The Napierian logarithm of No. log_{1/e} 61 = 4,110874.
Trigonometric functions
The cosine of 61 is 0,258102.The sine of 61 is 0,966118.
The tangent of 61 is 3,743168.
Properties of the number 61
Is a Friedman number: NoIs 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 61 in Computer Science
Code type  Code value 

Ascii  61 ascii is character = 
Unix time  Unix time 61 is equal to Thursday Jan. 1, 1970, 12:01:01 a.m. GMT 
IPv4, IPv6  Number 61 internet address in dotted format v4 0.0.0.61, v6 ::3d 
61 Decimal  = 111101 Binary 
61 Decimal  = 2021 Ternary 
61 Decimal  = 75 Octal 
61 Decimal  = 3D Hexadecimal (0x3d hex) 
61 BASE64  NjE= 
61 MD5  7f39f8317fbdb1988ef4c628eba02591 
61 SHA1  6c1e671f9af5b46d9c1a52067bdf0e53685674f7 
61 SHA224  4d57fe03511bbe5dd6a16675a595df5a1b967d9bcacf7525923749d1 
61 SHA256  d029fa3a95e174a19934857f535eb9427d967218a36ea014b70ad704bc6c8d1c 
61 SHA384  0421300c6d6752c90e110df75432d2bd51a8f3c27f633e59be5b063c5770b5d563fdd4ebd2cc14f80d2f8c7659f37647 
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Numerology 61
The meaning of the number 6 (six), numerology 6
Character frequency 6: 1
The meaning of the number 1 (one), numerology 1
Character frequency 1: 1
Interesting facts about the number 61
Asteroids
 (61) Danaë is asteroid number 61. It was discovered by H. M. S. Goldschmidt from Paris on 9/9/1860.
Areas, mountains and surfaces
 The total area of San Marino is 24 square miles (61 km²)
 The total area of King William Island is 5,062 square miles (13,111 square km). Country Canada (Nunavut). 61th largest island in the world.
Distances between cities
 There is a 61 miles (97 km) direct distance between Aleppo (Syria) and Gaziantep (Turkey).
 There is a 61 miles (97 km) direct distance between Anyang (China) and Xinxiang (China).
 There is a 61 miles (97 km) direct distance between Bandung (Indonesia) and Bogor (Indonesia).
 There is a 61 miles (97 km) direct distance between Iztapalapa (Mexico) and Puebla (Mexico).
 There is a 61 miles (98 km) direct distance between Kalyān (India) and Pimpri (India).
Games
Mathematics
 61 is the 3^{rd} secant number.
Mobile and telephony
 Number 61 or +61 or 0061 is a dial the international call prefix for Australia. (00/+) is dial the international call prefix.
 Number 61 or +61 or 0061 is a dial the international call prefix for Christmas Island. (00/+) is dial the international call prefix.
 Number 61 or +61 or 0061 is a dial the international call prefix for Cocos (Keeling) Islands. (00/+) is dial the international call prefix.
Science
 Promethium is the chemical element in the periodic table that has the symbol Pm and atomic number 61.
Sports
 The best athletes to wear number 61
Curley Culp, NFL; Bill George, NFL; Josh Beckett, MLB
Tv, movies and cinematography
 Film: 61 * (61 *) Year: 2001 Duration: 129 Director: Billy Crystal With: Barry Pepper; Thomas jane
Weapons
 The B61 nuclear bomb is the primary thermonuclear weapon in the United States' nuclear weapons arsenal after the Cold War ended. It is a strategic intermediate production of tactical nuclear weapons with a twostage radiation implosion design.
Please write us
If you know something interesting about the number 61 or any natural number (positive integer), please write to us.Number 61 in other languages
Spanish:  🔊 (número 61)  sesenta y uno 
German:  🔊 (Anzahl 61)  einundsechzig 
French:  🔊 (nombre 61)  soixante et un 
Portuguese:  🔊 (número 61)  sessenta e um 
Chinese:  🔊 (数 61)  六十一 
Arabian:  🔊 (عدد 61)  واحد و ستون 
Czech:  🔊 (číslo 61)  šedesát jedna 
Korean:  🔊 (번호 61)  육십일 
Danish:  🔊 (nummer 61)  enogtreds 
Hebrew:  (מספר 61)  ששים ואחד 
Dutch:  🔊 (nummer 61)  eenenzestig 
Japanese:  🔊 (数 61)  六十一 
Indonesian:  🔊 (jumlah 61)  enam puluh satu 
Italian:  🔊 (numero 61)  sessantuno 
Norwegian:  🔊 (nummer 61)  sekstien 
Polish:  🔊 (liczba 61)  sześćdziesiąt jeden 
Russian:  🔊 (номер 61)  шестьдесят один 
Turkish:  🔊 (numara 61)  altmışbir 
Thai:  🔊 (จำนวน 61)  หกสิบเอ็ด 
Ukrainian:  🔊 (номер 61)  шiстдесят одна 
Vietnamese:  🔊 (con số 61)  sáu mươi mốt 
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Number 61 in News
BBC: Travel: US eases travel rules for 61 countries  but not UK
The US public health agency has lowered 61 countries to Level 3, including Japan and France. June 8, 2021 
CNN: Democratic Republic of Congo hit with 61 earthquakes in a day following volcano eruption
Seismologists in the Democratic Republic of Congo reported 61 earthquakes in a 24hour period on Saturday around the Mount Nyiragongo volcano, which erupted a week ago, warning residents to keep well away from lava flows. May 29, 2021 