Number: 49

Facts about the number: 49 is the number of days and night Siddhartha Gautama spent meditating as a holy man. 49 is the square of seven and is therefore the fourth squared prime number. 49 is in the Padovan sequence, preceded by the terms 21, 28, 37 (it is the sum of the first two of these). 49 is the first square where the digits are squares. 49 is the smallest number with the property that it and its neighbors are squareful. 49 is the 8th composite number in the 7-aliquot tree.
The number of digits in the number: \( n \): \( d = \lfloor \log_{10}(n) \rfloor + 1 \)	2
Sum of the digits: \( n \): \( S = \sum_{i=1}^{k} d_i \)	13
Reverse number: \( \text{Reverse}(n) = \sum_{i=1}^{k} d_i \cdot 10^{k-i} \)	0.020408163265306
Binary number system: \( n = \sum_{i=0}^{k-1} d_i \cdot 2^i \)	1001100100110
Hexadecimal number system: \( n = \sum_{i=0}^{k-1} d_i \cdot 16^i \)	1326
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: \(\sqrt{n} = n^{\frac{1}{2}}\)	7
The factorial of the number: \( n!=n \times (n-1) \times (n-2) \times \ldots \times 2 \times 1 \)	6.0828186403427E+62
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: \(\sin(x) = \sum_{n=0}^{\infty} \frac{(-1)^n x^{2n+1}}{(2n+1)!}\)	-0.95375265275947
Cosine: \(\cos(x) = \sum_{n=0}^{\infty} \frac{(-1)^n x^{2n}}{(2n)!}\)	0.30059254374364
Tangent: \(\tan(x) = \sum_{n=0}^{\infty} \frac{(-1)^n 2^{2n} (2^{2n} - 1) B_{2n} x^{2n-1}}{(2n)!}\)	-3.1729085521592
The square of the number: \(\text{square}(n) = n^2\)	2401
Cubic root: \(\text{}(n) = \sqrt[3]{n}\)	3.659305710023
Natural logarithm: \(\ln(ab) = \ln(a) + \ln(b)\)	3.8918202981106
Common logarithm: \(\log_{10}(ab) = \log_{10}(a) + \log_{10}(b)\)	1.6901960800285
All divisors of a number: \( D(n) = \{ d \in \mathbb{Z}^+ : n \mod d = 0 \} \)	1, 7, 49
Base64:	NDkuMDI=
SHA1:	da30b8e1f6d103af74c44e4dfdd5326bf4e5cdd2
MD5:	1bcf38395d5bbb9b43f1b5f3dbc2c56e
Converts a number to a Roman representation:	XLIX
Converting the number of seconds to days, hours, minutes and seconds:	days: 0, hours: 0, minutes: 0, seconds: 49.
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:
	49 kilometers = 49,000.00 meters
	49 miles = 78,857.66 meters
	49 feet = 14.94 meters
	49 inches = 1.24 meters
	49 yards = 44.81 meters
	49 meters = 0.05 kilometers
	49 meters = 0.03 miles
	49 meters = 160.76 feet
	49 meters = 1,929.13 inches
	49 meters = 53.59 yards
Weight:
	49 pounds = 22.23 kilograms
	49 grams = 0.05 kilograms
	49 ounces = 1.39 kilograms
	49 tons = 44,452.07 kilograms
	49 kilograms = 108.03 pounds
	49 kilograms = 49,000.00 grams
	49 kilograms = 1,728.43 ounces
	49 kilograms = 0.05 tons
Volume:
	49 gallons = 185.49 liters
	49 milliliters = 0.05 liters
	49 cubic meters = 49,000.00 liters
	49 liters = 12.94 gallons
	49 liters = 49,000.00 milliliters
	49 liters = 0.05 cubic meters
Area:
	49 acres = 198,296.14 square meters
	49 hectares = 490,000.00 square meters
	49 square feet = 4.55 square meters
	49 square inches = 0.03 square meters
	49 square meters = 0.01 acres
	49 square meters = 0.00 hectares
	49 square meters = 527.43 square feet
	49 square meters = 75,950.15 square inches
Temperature:
	49 celsius = 120.20 fahrenheit
	49 celsius = 322.15 kelvin
	49 fahrenheit = 9.44 celsius
	49 fahrenheit = 282.59 kelvin
	49 kelvin = -224.15 celsius
	49 kelvin = -371.47 fahrenheit
Time:
	49 seconds = 0.82 minutes
	49 seconds = 0.01 hours
	49 seconds = 0.00 days
	49 minutes = 2,940.00 seconds
	49 minutes = 0.82 hours
	49 minutes = 0.03 days
	49 hours = 176,400.00 seconds
	49 hours = 2,940.00 minutes
	49 hours = 2.04 days
	49 days = 4,233,600.00 seconds
	49 days = 70,560.00 minutes
	49 days = 1,176.00 hours
Energy:
	49 joules = 11.71 calories
	49 joules = 0.05 kilojoules
	49 joules = 0.01 watt hours
	49 calories = 205.02 joules
	49 calories = 0.21 kilojoules
	49 kilojoules = 49,000.00 joules
	49 kilojoules = 11,711.29 calories
	49 watt hours = 176,400.00 joules
	49 watt hours = 176.40 kilojoules
Information:
	49 bytes = 0.05 kilobytes
	49 kilobytes = 50,176.00 bytes
	49 kilobytes = 0.05 megabytes
	49 megabytes = 50,176.00 kilobytes
	49 megabytes = 0.05 gigabytes
	49 gigabytes = 50,176.00 megabytes
	49 gigabytes = 0.05 terabytes
	49 terabytes = 50,176.00 gigabytes