4538 (number)
4,538 (four thousand five hundred thirtyeight) is an even fourdigits composite number following 4537 and preceding 4539. In scientific notation, it is written as 4.538 × 10^{3}. The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors. There are 2,268 positive integers (up to 4538) that are relatively prime to 4538.
Basic properties
 Is Prime? No
 Number parity Even
 Number length 4
 Sum of Digits 20
 Digital Root 2
Name
Short name  4 thousand 538 

Full name  four thousand five hundred thirtyeight 
Notation
Scientific notation  4.538 × 10^{3} 

Engineering notation  4.538 × 10^{3} 
Prime Factorization of 4538
Prime Factorization 2 × 2269
Composite numberω(n)  Distinct Factors  2  Total number of distinct prime factors 

Ω(n)  Total Factors  2  Total number of prime factors 
rad(n)  Radical  4538  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 4,538 is 2 × 2269. Since it has a total of 2 prime factors, 4,538 is a composite number.
Divisors of 4538
4 divisors
τ(n)  Total Divisors  4  Total number of the positive divisors of n 

σ(n)  Sum of Divisors  6810  Sum of all the positive divisors of n 
s(n)  Aliquot Sum  2272  Sum of the proper positive divisors of n 
A(n)  Arithmetic Mean  1702.5  Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) 
G(n)  Geometric Mean  67.364679172397  Returns the nth root of the product of n divisors 
H(n)  Harmonic Mean  2.6654919236417  Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors 
The number 4,538 can be divided by 4 positive divisors (out of which 2 are even, and 2 are odd). The sum of these divisors (counting 4,538) is 6,810, the average is 170,2.5.
Other Arithmetic Functions (n = 4538)
φ(n)  Euler Totient  2268  Total number of positive integers not greater than n that are coprime to n 

λ(n)  Carmichael Lambda  2268  Smallest positive number such that a^{λ(n)} ≡ 1 (mod n) for all a coprime to n 
π(n)  Prime Pi  ≈ 619  Total number of primes less than or equal to n 
r_{2}(n)  Sum of 2 squares  8  The number of ways n can be represented as the sum of 2 squares 
There are 2,268 positive integers (less than 4,538) that are coprime with 4,538. And there are approximately 619 prime numbers less than or equal to 4,538.
Divisibility of 4538
m  2  3  4  5  6  7  8  9 

n mod m  0  2  2  3  2  2  2  2 
The number 4,538 is divisible by 2.
Classification of 4538
By Arithmetic functions
 Semiprime
 Deficient
Expressible via specific sums
 Polite
By Powers
 Square Free
Base conversion (4538)
Base  System  Value 

2  Binary  1000110111010 
3  Ternary  20020002 
4  Quaternary  1012322 
5  Quinary  121123 
6  Senary  33002 
8  Octal  10672 
10  Decimal  4538 
12  Duodecimal  2762 
16  Hexadecimal  11ba 
20  Vigesimal  b6i 
36  Base36  3i2 
Basic calculations (n = 4538)
Multiplication
n×yn×2  9076 

n×3  13614 
n×4  18152 
n×5  22690 
Division
n÷yn÷2  2269.000 

n÷3  1512.666 
n÷4  1134.500 
n÷5  907.600 
Exponentiation
n^{y}n^{2}  20593444 

n^{3}  93453048872 
n^{4}  424089935781136 
n^{5}  1924520128574795168 
Nth Root
^{y}√n^{2}√n  67.364679172397 

^{3}√n  16.555977614539 
^{4}√n  8.207598867659 
^{5}√n  5.3873215562305 
4538 as geometric shapes
Circle
Radius = nDiameter  9076 

Circumference  28513.094923981 
Area  64696212.382513 
Sphere
Radius = nVolume  391455215722.46 

Surface area  258784849.53005 
Circumference  28513.094923981 
Square
Length = nPerimeter  18152 

Area  20593444 
Diagonal  6417.7011460491 
Cube
Length = nSurface area  123560664 

Volume  93453048872 
Space diagonal  7860.0465647476 
Equilateral Triangle
Length = nPerimeter  13614 

Area  8917222.8277061 
Altitude  3930.0232823738 
Triangular Pyramid
Length = nSurface area  35668891.310824 

Volume  11013547429.992 
Height  3705.26148425 
Cryptographic Hash Functions
md5  79fde5402cbc75ae0615c9ae4c335b46 

sha1  717de6b9f051d76d058239162dfabbe5f9e0b5ab 
sha256  888686c56da0a589a933509eb65162fa2caa63072e8a330ce7a10ba3bc1d4eaa 
sha512  5badb8a2ad3718d4913995986b4a9525a3f6ca92121d4608135e3ddec562b8fd7e60782cf15fd6de7e0a15bc12eaa5795b5602858274968a4b6c632f1a547489 
ripemd160  ddfc32d9620301bc02e16b2659aa8018b543ca7c 