Number: 161

Facts about the number: 161 is the number of games that former German soccer referree Gerd Hennig refereed between 1964 and 1982. 161 is the atomic number of an element temporarily called Unhexunium. 161 is the the number of theatrical shorts of Tom and Jerry cartoons between 1940 and 1967. 161 is the number of episodes the TV series The Avengers ran from 1961 to 1969. 161 is the number of songs Pink Floyd recorded. 161 is the number of kilometers in about 100 miles. 161 is a hexagonal pyramidal number. 161 is the number of different ways to bet on a roulette wheel.
The number of digits in the number: \( n \): \( d = \lfloor \log_{10}(n) \rfloor + 1 \)	3
Sum of the digits: \( n \): \( S = \sum_{i=1}^{k} d_i \)	8
Reverse number: \( \text{Reverse}(n) = \sum_{i=1}^{k} d_i \cdot 10^{k-i} \)	0.0062111801242236
Binary number system: \( n = \sum_{i=0}^{k-1} d_i \cdot 2^i \)	11111100010010
Hexadecimal number system: \( n = \sum_{i=0}^{k-1} d_i \cdot 16^i \)	3f12
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: \(\sqrt{n} = n^{\frac{1}{2}}\)	12.68857754045
The factorial of the number: \( n!=n \times (n-1) \times (n-2) \times \ldots \times 2 \times 1 \)	7.5907050539472E+286
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: \(\sin(x) = \sum_{n=0}^{\infty} \frac{(-1)^n x^{2n+1}}{(2n+1)!}\)	-0.70240778557737
Cosine: \(\cos(x) = \sum_{n=0}^{\infty} \frac{(-1)^n x^{2n}}{(2n)!}\)	-0.71177475563572
Tangent: \(\tan(x) = \sum_{n=0}^{\infty} \frac{(-1)^n 2^{2n} (2^{2n} - 1) B_{2n} x^{2n-1}}{(2n)!}\)	0.98683997994564
The square of the number: \(\text{square}(n) = n^2\)	25921
Cubic root: \(\text{}(n) = \sqrt[3]{n}\)	5.4401218254148
Natural logarithm: \(\ln(ab) = \ln(a) + \ln(b)\)	5.0814043649845
Common logarithm: \(\log_{10}(ab) = \log_{10}(a) + \log_{10}(b)\)	2.2068258760318
All divisors of a number: \( D(n) = \{ d \in \mathbb{Z}^+ : n \mod d = 0 \} \)	1, 7, 23, 161
Base64:	MTYxLjQ2
SHA1:	d6e6a0ba99e47180675e4adebcce6d3d8ccca669
MD5:	daf00018dc7458269615cce1645606a5
Converts a number to a Roman representation:	CLXI
Converting the number of seconds to days, hours, minutes and seconds:	days: 0, hours: 0, minutes: 2, seconds: 41.
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:
	161 kilometers = 161,000.00 meters
	161 miles = 259,103.74 meters
	161 feet = 49.07 meters
	161 inches = 4.09 meters
	161 yards = 147.22 meters
	161 meters = 0.16 kilometers
	161 meters = 0.10 miles
	161 meters = 528.22 feet
	161 meters = 6,338.58 inches
	161 meters = 176.07 yards
Weight:
	161 pounds = 73.03 kilograms
	161 grams = 0.16 kilograms
	161 ounces = 4.56 kilograms
	161 tons = 146,056.79 kilograms
	161 kilograms = 354.94 pounds
	161 kilograms = 161,000.00 grams
	161 kilograms = 5,679.11 ounces
	161 kilograms = 0.18 tons
Volume:
	161 gallons = 609.45 liters
	161 milliliters = 0.16 liters
	161 cubic meters = 161,000.00 liters
	161 liters = 42.53 gallons
	161 liters = 161,000.00 milliliters
	161 liters = 0.16 cubic meters
Area:
	161 acres = 651,544.46 square meters
	161 hectares = 1,610,000.00 square meters
	161 square feet = 14.96 square meters
	161 square inches = 0.10 square meters
	161 square meters = 0.04 acres
	161 square meters = 0.02 hectares
	161 square meters = 1,732.99 square feet
	161 square meters = 249,550.50 square inches
Temperature:
	161 celsius = 321.80 fahrenheit
	161 celsius = 434.15 kelvin
	161 fahrenheit = 71.67 celsius
	161 fahrenheit = 344.82 kelvin
	161 kelvin = -112.15 celsius
	161 kelvin = -169.87 fahrenheit
Time:
	161 seconds = 2.68 minutes
	161 seconds = 0.04 hours
	161 seconds = 0.00 days
	161 minutes = 9,660.00 seconds
	161 minutes = 2.68 hours
	161 minutes = 0.11 days
	161 hours = 579,600.00 seconds
	161 hours = 9,660.00 minutes
	161 hours = 6.71 days
	161 days = 13,910,400.00 seconds
	161 days = 231,840.00 minutes
	161 days = 3,864.00 hours
Energy:
	161 joules = 38.48 calories
	161 joules = 0.16 kilojoules
	161 joules = 0.04 watt hours
	161 calories = 673.62 joules
	161 calories = 0.67 kilojoules
	161 kilojoules = 161,000.00 joules
	161 kilojoules = 38,479.97 calories
	161 watt hours = 579,600.00 joules
	161 watt hours = 579.60 kilojoules
Information:
	161 bytes = 0.16 kilobytes
	161 kilobytes = 164,864.00 bytes
	161 kilobytes = 0.16 megabytes
	161 megabytes = 164,864.00 kilobytes
	161 megabytes = 0.16 gigabytes
	161 gigabytes = 164,864.00 megabytes
	161 gigabytes = 0.16 terabytes
	161 terabytes = 164,864.00 gigabytes