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Number: 1

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json
Facts about the number:
1 is the number of moons orbiting Earth.
1 is the loneliest number.
1 is the number of Gods in monotheism.
1 is the number of dimensions of a line.
1 is the multiplicative identity.
1 is also the first and second numbers in the Fibonacci sequence and is the first number in many other mathematical sequences.
1 is the most common leading digit in many sets of data, a consequence of Benford's law.
1 is the first figurate number of every kind, such as triangular number, pentagonal number and centered hexagonal number, to name just a few.
The number of digits in the number:
\( n \): \( d = \lfloor \log_{10}(n) \rfloor + 1 \)
1
Sum of the digits:
\( n \): \( S = \sum_{i=1}^{k} d_i \)
1
Reverse number:
\( \text{Reverse}(n) = \sum_{i=1}^{k} d_i \cdot 10^{k-i} \)
1
Binary number system:
\( n = \sum_{i=0}^{k-1} d_i \cdot 2^i \)
1110001
Hexadecimal number system:
\( n = \sum_{i=0}^{k-1} d_i \cdot 16^i \)
71
Parity of the number:
\( \text{Parity}(n) = n \mod 2 \)
odd
Simplicity of the number:
\(\text{IsPrime}(n) = n > 1 \land \forall d \in [2, \sqrt{n}], n \mod d \neq 0\)
false
The square root:
\(\sqrt{n} = n^{\frac{1}{2}}\)
1
The factorial of the number:
\( n!=n \times (n-1) \times (n-2) \times \ldots \times 2 \times 1 \)
1
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:
\(\sin(x) = \sum_{n=0}^{\infty} \frac{(-1)^n x^{2n+1}}{(2n+1)!}\)
0.8414709848079
Cosine:
\(\cos(x) = \sum_{n=0}^{\infty} \frac{(-1)^n x^{2n}}{(2n)!}\)
0.54030230586814
Tangent:
\(\tan(x) = \sum_{n=0}^{\infty} \frac{(-1)^n 2^{2n} (2^{2n} - 1) B_{2n} x^{2n-1}}{(2n)!}\)
1.5574077246549
The square of the number:
\(\text{square}(n) = n^2\)
1
Cubic root:
\(\text{}(n) = \sqrt[3]{n}\)
1
Natural logarithm:
\(\ln(ab) = \ln(a) + \ln(b)\)
0
Common logarithm:
\(\log_{10}(ab) = \log_{10}(a) + \log_{10}(b)\)
0
All divisors of a number:
\( D(n) = \{ d \in \mathbb{Z}^+ : n \mod d = 0 \} \)
1
Base64: MS4xMw==
SHA1: e83d8b4ce4e1f6b2a7f7dfc5cd73b7fc2bb34b6e
MD5: 9fe6d7d50b2c6958117a19834e038c82
Converts a number to a Roman representation: I
Converting the number of seconds to days, hours, minutes and seconds: days: 0, hours: 0, minutes: 0, seconds: 1.
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:
1 kilometers = 1,000.00 meters
1 miles = 1,609.34 meters
1 feet = 0.30 meters
1 inches = 0.03 meters
1 yards = 0.91 meters
1 meters = 0.00 kilometers
1 meters = 0.00 miles
1 meters = 3.28 feet
1 meters = 39.37 inches
1 meters = 1.09 yards
Weight:
1 pounds = 0.45 kilograms
1 grams = 0.00 kilograms
1 ounces = 0.03 kilograms
1 tons = 907.19 kilograms
1 kilograms = 2.20 pounds
1 kilograms = 1,000.00 grams
1 kilograms = 35.27 ounces
1 kilograms = 0.00 tons
Volume:
1 gallons = 3.79 liters
1 milliliters = 0.00 liters
1 cubic meters = 1,000.00 liters
1 liters = 0.26 gallons
1 liters = 1,000.00 milliliters
1 liters = 0.00 cubic meters
Area:
1 acres = 4,046.86 square meters
1 hectares = 10,000.00 square meters
1 square feet = 0.09 square meters
1 square inches = 0.00 square meters
1 square meters = 0.00 acres
1 square meters = 0.00 hectares
1 square meters = 10.76 square feet
1 square meters = 1,550.00 square inches
Temperature:
1 celsius = 33.80 fahrenheit
1 celsius = 274.15 kelvin
1 fahrenheit = -17.22 celsius
1 fahrenheit = 255.93 kelvin
1 kelvin = -272.15 celsius
1 kelvin = -457.87 fahrenheit
Time:
1 seconds = 0.02 minutes
1 seconds = 0.00 hours
1 seconds = 0.00 days
1 minutes = 60.00 seconds
1 minutes = 0.02 hours
1 minutes = 0.00 days
1 hours = 3,600.00 seconds
1 hours = 60.00 minutes
1 hours = 0.04 days
1 days = 86,400.00 seconds
1 days = 1,440.00 minutes
1 days = 24.00 hours
Energy:
1 joules = 0.24 calories
1 joules = 0.00 kilojoules
1 joules = 0.00 watt hours
1 calories = 4.18 joules
1 calories = 0.00 kilojoules
1 kilojoules = 1,000.00 joules
1 kilojoules = 239.01 calories
1 watt hours = 3,600.00 joules
1 watt hours = 3.60 kilojoules
Information:
1 bytes = 0.00 kilobytes
1 kilobytes = 1,024.00 bytes
1 kilobytes = 0.00 megabytes
1 megabytes = 1,024.00 kilobytes
1 megabytes = 0.00 gigabytes
1 gigabytes = 1,024.00 megabytes
1 gigabytes = 0.00 terabytes
1 terabytes = 1,024.00 gigabytes