20238 (number)
20,238 (twenty thousand two hundred thirtyeight) is an even fivedigits composite number following 20237 and preceding 20239. In scientific notation, it is written as 2.0238 × 10^{4}. The sum of its digits is 15. It has a total of 3 prime factors and 8 positive divisors. There are 6,744 positive integers (up to 20238) that are relatively prime to 20238.
Basic properties
 Is Prime? No
 Number parity Even
 Number length 5
 Sum of Digits 15
 Digital Root 6
Name
Short name  20 thousand 238 

Full name  twenty thousand two hundred thirtyeight 
Notation
Scientific notation  2.0238 × 10^{4} 

Engineering notation  20.238 × 10^{3} 
Prime Factorization of 20238
Prime Factorization 2 × 3 × 3373
Composite numberω(n)  Distinct Factors  3  Total number of distinct prime factors 

Ω(n)  Total Factors  3  Total number of prime factors 
rad(n)  Radical  20238  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 20,238 is 2 × 3 × 3373. Since it has a total of 3 prime factors, 20,238 is a composite number.
Divisors of 20238
8 divisors
τ(n)  Total Divisors  8  Total number of the positive divisors of n 

σ(n)  Sum of Divisors  40488  Sum of all the positive divisors of n 
s(n)  Aliquot Sum  20250  Sum of the proper positive divisors of n 
A(n)  Arithmetic Mean  5061  Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) 
G(n)  Geometric Mean  142.26032475712  Returns the nth root of the product of n divisors 
H(n)  Harmonic Mean  3.9988144635448  Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors 
The number 20,238 can be divided by 8 positive divisors (out of which 4 are even, and 4 are odd). The sum of these divisors (counting 20,238) is 40,488, the average is 5,061.
Other Arithmetic Functions (n = 20238)
φ(n)  Euler Totient  6744  Total number of positive integers not greater than n that are coprime to n 

λ(n)  Carmichael Lambda  3372  Smallest positive number such that a^{λ(n)} ≡ 1 (mod n) for all a coprime to n 
π(n)  Prime Pi  ≈ 2290  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 6,744 positive integers (less than 20,238) that are coprime with 20,238. And there are approximately 2,290 prime numbers less than or equal to 20,238.
Divisibility of 20238
m  2  3  4  5  6  7  8  9 

n mod m  0  0  2  3  0  1  6  6 
The number 20,238 is divisible by 2, 3 and 6.
Classification of 20238
By Arithmetic functions
 Arithmetic
 Abundant
Expressible via specific sums
 Polite
By Powers
 Square Free
Other numbers
 Sphenic
Base conversion (20238)
Base  System  Value 

2  Binary  100111100001110 
3  Ternary  1000202120 
4  Quaternary  10330032 
5  Quinary  1121423 
6  Senary  233410 
8  Octal  47416 
10  Decimal  20238 
12  Duodecimal  b866 
16  Hexadecimal  4f0e 
20  Vigesimal  2abi 
36  Base36  fm6 
Basic calculations (n = 20238)
Multiplication
n×yn×2  40476 

n×3  60714 
n×4  80952 
n×5  101190 
Division
n÷yn÷2  10119.000 

n÷3  6746.000 
n÷4  5059.500 
n÷5  4047.600 
Exponentiation
n^{y}n^{2}  409576644 

n^{3}  8289012121272 
n^{4}  167753027310302736 
n^{5}  3394985766705906771168 
Nth Root
^{y}√n^{2}√n  142.26032475712 

^{3}√n  27.251423767598 
^{4}√n  11.927293270358 
^{5}√n  7.2649648653513 
20238 as geometric shapes
Circle
Radius = nDiameter  40476 

Circumference  127159.1042467 
Area  1286722975.8724 
Sphere
Radius = nVolume  34720932780940 

Surface area  5146891903.4894 
Circumference  127159.1042467 
Square
Length = nPerimeter  80952 

Area  409576644 
Diagonal  28620.854075307 
Cube
Length = nSurface area  2457459864 

Volume  8289012121272 
Space diagonal  35053.244243579 
Equilateral Triangle
Length = nPerimeter  60714 

Area  177351889.25039 
Altitude  17526.622121789 
Triangular Pyramid
Length = nSurface area  709407557.00155 

Volume  976869446714.82 
Height  16524.257804815 
Cryptographic Hash Functions
md5  71700023aa4624c4f2e5767545f76f8f 

sha1  06df6584023d7674bad5cdf9c68b844d4c4682b8 
sha256  2e801b49297f56ba7c887d44fd2493d8ccc7b09278232c0d0b90dbda07a4f93e 
sha512  d6cc0390d3d7327828f3f965bbfce1f7e30c9d88f2569d0ba86317110ae6017b03cb3b5a29a643517abac71be305ea8053ea2572a25d2a54c0e505284f756753 
ripemd160  aadaae81024a8a66022a6d5acfb9276f9d12779c 