Common
Animals
Fish
Mushrooms
Flora
Login
Registration
Back

Number: 5

Register and receive a token to access the API. The token will be available in your personal account.
json
Facts about the number:
5 is the number of completed, numbered piano concertos of Ludwig van Beethoven, Sergei Prokofiev, and Camille Saint-Saëns.
5 is the number of points in a pentagram.
5 is the number of babies born in a quintuplet.
5 is the number of permanent members with veto power on the United Nations Security Council.
5 is the number of appendages on most starfish, which exhibit pentamerism.
5 is the number of Justices on the Supreme Court of the United States necessary to render a majority decision.
5 is the number of Korotkoff sounds when measuring blood pressure.
5 is the second Sierpinski number of the first kind, and can be written as S2=(22)+1.
5 is the third prime number.
5 is the number of interlocked rings in the symbol of the Olympic Games, representing the number of inhabited continents represented by the Olympians (counting North America and South America as one continent).
5 is the number of Platonic solids.
5 is also the number of Platonic solids.
The number of digits in the number:
\( n \): \( d = \lfloor \log_{10}(n) \rfloor + 1 \)
1
Sum of the digits:
\( n \): \( S = \sum_{i=1}^{k} d_i \)
5
Reverse number:
\( \text{Reverse}(n) = \sum_{i=1}^{k} d_i \cdot 10^{k-i} \)
0.2
Binary number system:
\( n = \sum_{i=0}^{k-1} d_i \cdot 2^i \)
1011100111000111110010110010000010010010000100
Hexadecimal number system:
\( n = \sum_{i=0}^{k-1} d_i \cdot 16^i \)
2e71f2c82484
Parity of the number:
\( \text{Parity}(n) = n \mod 2 \)
odd
Simplicity of the number:
\(\text{IsPrime}(n) = n > 1 \land \forall d \in [2, \sqrt{n}], n \mod d \neq 0\)
true
The square root:
\(\sqrt{n} = n^{\frac{1}{2}}\)
2.2360679774998
The factorial of the number:
\( n!=n \times (n-1) \times (n-2) \times \ldots \times 2 \times 1 \)
120
The sign of the number:
\(\text{sign}(n) = \begin{cases} 1, & \text{if } n>0 \ 0, & \text{if } n=0 \ -1, & \text{if } n<0 \end{cases}\)
+
The nearest multiple of 10:
\(\text{10}(n) = 10 \times \left\lfloor \frac{n + 5}{10} \right\rfloor\)
0
The nearest multiple of 100:
\(\text{100}(n) = 100 \times \left\lfloor \frac{n + 50}{100} \right\rfloor\)
0
Sine:
\(\sin(x) = \sum_{n=0}^{\infty} \frac{(-1)^n x^{2n+1}}{(2n+1)!}\)
-0.95892427466314
Cosine:
\(\cos(x) = \sum_{n=0}^{\infty} \frac{(-1)^n x^{2n}}{(2n)!}\)
0.28366218546323
Tangent:
\(\tan(x) = \sum_{n=0}^{\infty} \frac{(-1)^n 2^{2n} (2^{2n} - 1) B_{2n} x^{2n-1}}{(2n)!}\)
-3.3805150062466
The square of the number:
\(\text{square}(n) = n^2\)
25
Cubic root:
\(\text{}(n) = \sqrt[3]{n}\)
1.7099759466767
Natural logarithm:
\(\ln(ab) = \ln(a) + \ln(b)\)
1.6094379124341
Common logarithm:
\(\log_{10}(ab) = \log_{10}(a) + \log_{10}(b)\)
0.69897000433602
All divisors of a number:
\( D(n) = \{ d \in \mathbb{Z}^+ : n \mod d = 0 \} \)
1, 5
Base64: NS4xMDY2OTM5Mzg0OTY0
SHA1: a56b30a9da7c419b7640e1cfa15fa53d0bbf2363
MD5: c3f98c0d358002631c2c599ab3bab676
Converts a number to a Roman representation: V
Converting the number of seconds to days, hours, minutes and seconds: days: 0, hours: 0, minutes: 0, seconds: 5.
Converts a number to a date in UNIX time format:
Chinese: 1970 月 1 星期四
Spanish: 1970 Enero 1 Jueves
English: 1970 January 1 Thursday
Hindi: 1970 जनवरी 1 गुरुवार
Arab: 1970 يناير 1 الخميس
Bengal: 1970 জানুয়ারী 1 বৃহস্পতিবার
Portuguese: 1970 Janeiro 1 Quinta-feira
Russian: 1970 Январь 1 Четверг
Japanese: 1970 一月 1 木曜日
Lahnda: 1970 جنوری 1 جمعرات
Marathi: 1970 जानेवारी 1 गुरुवार
Telugu: 1970 జనవరి 1 గురువారం
Malay: 1970 Januari 1 Khamis
Turkish: 1970 Ocak 1 Perşembe
Korean: 1970 1월 1 목요일
French: 1970 Janvier 1 Jeudi
German: 1970 Januar 1 Donnerstag
Vietnamese: 1970 Tháng Một 1 Thứ năm
Tamil: 1970 ஜனவரி 1 வியாழக்கிழமை
Urdu: 1970 جنوری 1 جمعرات
Javanese: 1970 Januari 1 Kemis
Italian: 1970 Gennaio 1 Giovedì
Persian: 1970 ژانویه 1 پنج‌شنبه
Gujaratis: 1970 જાન્યુઆરી 1 ગુરુવાર
Length:
5 kilometers = 5,000.00 meters
5 miles = 8,046.70 meters
5 feet = 1.52 meters
5 inches = 0.13 meters
5 yards = 4.57 meters
5 meters = 0.01 kilometers
5 meters = 0.00 miles
5 meters = 16.40 feet
5 meters = 196.85 inches
5 meters = 5.47 yards
Weight:
5 pounds = 2.27 kilograms
5 grams = 0.01 kilograms
5 ounces = 0.14 kilograms
5 tons = 4,535.93 kilograms
5 kilograms = 11.02 pounds
5 kilograms = 5,000.00 grams
5 kilograms = 176.37 ounces
5 kilograms = 0.01 tons
Volume:
5 gallons = 18.93 liters
5 milliliters = 0.01 liters
5 cubic meters = 5,000.00 liters
5 liters = 1.32 gallons
5 liters = 5,000.00 milliliters
5 liters = 0.01 cubic meters
Area:
5 acres = 20,234.30 square meters
5 hectares = 50,000.00 square meters
5 square feet = 0.46 square meters
5 square inches = 0.00 square meters
5 square meters = 0.00 acres
5 square meters = 0.00 hectares
5 square meters = 53.82 square feet
5 square meters = 7,750.02 square inches
Temperature:
5 celsius = 41.00 fahrenheit
5 celsius = 278.15 kelvin
5 fahrenheit = -15.00 celsius
5 fahrenheit = 258.15 kelvin
5 kelvin = -268.15 celsius
5 kelvin = -450.67 fahrenheit
Time:
5 seconds = 0.08 minutes
5 seconds = 0.00 hours
5 seconds = 0.00 days
5 minutes = 300.00 seconds
5 minutes = 0.08 hours
5 minutes = 0.00 days
5 hours = 18,000.00 seconds
5 hours = 300.00 minutes
5 hours = 0.21 days
5 days = 432,000.00 seconds
5 days = 7,200.00 minutes
5 days = 120.00 hours
Energy:
5 joules = 1.20 calories
5 joules = 0.01 kilojoules
5 joules = 0.00 watt hours
5 calories = 20.92 joules
5 calories = 0.02 kilojoules
5 kilojoules = 5,000.00 joules
5 kilojoules = 1,195.03 calories
5 watt hours = 18,000.00 joules
5 watt hours = 18.00 kilojoules
Information:
5 bytes = 0.00 kilobytes
5 kilobytes = 5,120.00 bytes
5 kilobytes = 0.00 megabytes
5 megabytes = 5,120.00 kilobytes
5 megabytes = 0.00 gigabytes
5 gigabytes = 5,120.00 megabytes
5 gigabytes = 0.00 terabytes
5 terabytes = 5,120.00 gigabytes