218382 (number)
218,382 (two hundred eighteen thousand three hundred eightytwo) is an even sixdigits composite number following 218381 and preceding 218383. In scientific notation, it is written as 2.18382 × 10^{5}. The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors. There are 68,480 positive integers (up to 218382) that are relatively prime to 218382.
Basic properties
 Is Prime? No
 Number parity Even
 Number length 6
 Sum of Digits 24
 Digital Root 6
Name
Short name  218 thousand 382 

Full name  two hundred eighteen thousand three hundred eightytwo 
Notation
Scientific notation  2.18382 × 10^{5} 

Engineering notation  218.382 × 10^{3} 
Prime Factorization of 218382
Prime Factorization 2 × 3 × 17 × 2141
Composite numberω(n)  Distinct Factors  4  Total number of distinct prime factors 

Ω(n)  Total Factors  4  Total number of prime factors 
rad(n)  Radical  218382  Product of the distinct prime numbers 
λ(n)  Liouville Lambda  1  Returns the parity of Ω(n), such that λ(n) = (1)^{Ω(n)} 
μ(n)  Mobius Mu  1  Returns:

Λ(n)  Mangoldt function  0  Returns log(p) if n is a power p^{k} of any prime p (for any k >= 1), else returns 0 
The prime factorization of 218,382 is 2 × 3 × 17 × 2141. Since it has a total of 4 prime factors, 218,382 is a composite number.
Divisors of 218382
16 divisors
τ(n)  Total Divisors  16  Total number of the positive divisors of n 

σ(n)  Sum of Divisors  462672  Sum of all the positive divisors of n 
s(n)  Aliquot Sum  244290  Sum of the proper positive divisors of n 
A(n)  Arithmetic Mean  28917  Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) 
G(n)  Geometric Mean  467.31359920293  Returns the nth root of the product of n divisors 
H(n)  Harmonic Mean  7.5520282186949  Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors 
The number 218,382 can be divided by 16 positive divisors (out of which 8 are even, and 8 are odd). The sum of these divisors (counting 218,382) is 462,672, the average is 28,917.
Other Arithmetic Functions (n = 218382)
φ(n)  Euler Totient  68480  Total number of positive integers not greater than n that are coprime to n 

λ(n)  Carmichael Lambda  8560  Smallest positive number such that a^{λ(n)} ≡ 1 (mod n) for all a coprime to n 
π(n)  Prime Pi  ≈ 19431  Total number of primes less than or equal to n 
r_{2}(n)  Sum of 2 squares  0  The number of ways n can be represented as the sum of 2 squares 
There are 68,480 positive integers (less than 218,382) that are coprime with 218,382. And there are approximately 19,431 prime numbers less than or equal to 218,382.
Divisibility of 218382
m  2  3  4  5  6  7  8  9 

n mod m  0  0  2  2  0  3  6  6 
The number 218,382 is divisible by 2, 3 and 6.
Classification of 218382
By Arithmetic functions
 Arithmetic
 Abundant
Expressible via specific sums
 Polite
By Powers
 Square Free
Base conversion (218382)
Base  System  Value 

2  Binary  110101010100001110 
3  Ternary  102002120020 
4  Quaternary  311110032 
5  Quinary  23442012 
6  Senary  4403010 
8  Octal  652416 
10  Decimal  218382 
12  Duodecimal  a6466 
16  Hexadecimal  3550e 
20  Vigesimal  175j2 
36  Base36  4oi6 
Basic calculations (n = 218382)
Multiplication
n×yn×2  436764 

n×3  655146 
n×4  873528 
n×5  1091910 
Division
n÷yn÷2  109191.000 

n÷3  72794.000 
n÷4  54595.500 
n÷5  43676.400 
Exponentiation
n^{y}n^{2}  47690697924 

n^{3}  10414789994038968 
n^{4}  2274402668478217909776 
n^{5}  496688603547610183572702432 
Nth Root
^{y}√n^{2}√n  467.31359920293 

^{3}√n  60.219749740516 
^{4}√n  21.61743738751 
^{5}√n  11.690776766579 
218382 as geometric shapes
Circle
Radius = nDiameter  436764 

Circumference  1372134.5737525 
Area  149824746242.61 
Sphere
Radius = nVolume  4.3625370311938E+16 

Surface area  599298984970.43 
Circumference  1372134.5737525 
Square
Length = nPerimeter  873528 

Area  47690697924 
Diagonal  308838.78617816 
Cube
Length = nSurface area  286144187544 

Volume  10414789994038968 
Space diagonal  378248.71945851 
Equilateral Triangle
Length = nPerimeter  655146 

Area  20650677963.197 
Altitude  189124.35972925 
Triangular Pyramid
Length = nSurface area  82602711852.788 

Volume  1.2273947715698E+15 
Height  178308.15633616 
Cryptographic Hash Functions
md5  eeb57bffdbd791884cfca13381c5012a 

sha1  1efc3fdfa8be85a7e4e83e5e170d3d25313cd3ec 
sha256  276728be48fb0fdd955f7de2d1bd253cd800a328063fdabddfc1ec3f4c8608de 
sha512  eb9e968305dc40fa4e344359f92fdc52de26047cd302919107bc95c1a9b8ee255f08289a671d60b061ba6af20cf57f597ee1c4636f0cac728ae524035af84737 
ripemd160  1e7562c41e1343d5aeab342e7c71c4b928b7a94a 