38855 (number)
38,855 (thirtyeight thousand eight hundred fiftyfive) is an odd fivedigits composite number following 38854 and preceding 38856. In scientific notation, it is written as 3.8855 × 10^{4}. The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors. There are 29,376 positive integers (up to 38855) that are relatively prime to 38855.
Basic properties
 Is Prime? No
 Number parity Odd
 Number length 5
 Sum of Digits 29
 Digital Root 2
Name
Short name  38 thousand 855 

Full name  thirtyeight thousand eight hundred fiftyfive 
Notation
Scientific notation  3.8855 × 10^{4} 

Engineering notation  38.855 × 10^{3} 
Prime Factorization of 38855
Prime Factorization 5 × 19 × 409
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  38855  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 38,855 is 5 × 19 × 409. Since it has a total of 3 prime factors, 38,855 is a composite number.
Divisors of 38855
8 divisors
τ(n)  Total Divisors  8  Total number of the positive divisors of n 

σ(n)  Sum of Divisors  49200  Sum of all the positive divisors of n 
s(n)  Aliquot Sum  10345  Sum of the proper positive divisors of n 
A(n)  Arithmetic Mean  6150  Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) 
G(n)  Geometric Mean  197.11671669344  Returns the nth root of the product of n divisors 
H(n)  Harmonic Mean  6.3178861788618  Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors 
The number 38,855 can be divided by 8 positive divisors (out of which 0 are even, and 8 are odd). The sum of these divisors (counting 38,855) is 49,200, the average is 6,150.
Other Arithmetic Functions (n = 38855)
φ(n)  Euler Totient  29376  Total number of positive integers not greater than n that are coprime to n 

λ(n)  Carmichael Lambda  1224  Smallest positive number such that a^{λ(n)} ≡ 1 (mod n) for all a coprime to n 
π(n)  Prime Pi  ≈ 4093  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 29,376 positive integers (less than 38,855) that are coprime with 38,855. And there are approximately 4,093 prime numbers less than or equal to 38,855.
Divisibility of 38855
m  2  3  4  5  6  7  8  9 

n mod m  1  2  3  0  5  5  7  2 
The number 38,855 is divisible by 5.
Classification of 38855
By Arithmetic functions
 Arithmetic
 Deficient
Expressible via specific sums
 Polite
By Powers
 Square Free
Other numbers
 LucasCarmichael
 Sphenic
Base conversion (38855)
Base  System  Value 

2  Binary  1001011111000111 
3  Ternary  1222022002 
4  Quaternary  21133013 
5  Quinary  2220410 
6  Senary  455515 
8  Octal  113707 
10  Decimal  38855 
12  Duodecimal  1a59b 
16  Hexadecimal  97c7 
20  Vigesimal  4h2f 
36  Base36  tzb 
Basic calculations (n = 38855)
Multiplication
n×yn×2  77710 

n×3  116565 
n×4  155420 
n×5  194275 
Division
n÷yn÷2  19427.500 

n÷3  12951.666 
n÷4  9713.750 
n÷5  7771.000 
Exponentiation
n^{y}n^{2}  1509711025 

n^{3}  58659821876375 
n^{4}  2279227379006550625 
n^{5}  88559379811299524534375 
Nth Root
^{y}√n^{2}√n  197.11671669344 

^{3}√n  33.87003440239 
^{4}√n  14.039826091994 
^{5}√n  8.2773130886229 
38855 as geometric shapes
Circle
Radius = nDiameter  77710 

Circumference  244133.16511046 
Area  4742897065.1835 
Sphere
Radius = nVolume  2.4571368729027E+14 

Surface area  18971588260.734 
Circumference  244133.16511046 
Square
Length = nPerimeter  155420 

Area  1509711025 
Diagonal  54949.267966007 
Cube
Length = nSurface area  9058266150 

Volume  58659821876375 
Space diagonal  67298.834128089 
Equilateral Triangle
Length = nPerimeter  116565 

Area  653724050.01172 
Altitude  33649.417064044 
Triangular Pyramid
Length = nSurface area  2614896200.0469 

Volume  6913126305330 
Height  31724.974651947 
Cryptographic Hash Functions
md5  8aecd51d6d87cc8f1ceed1134cc06934 

sha1  568229a3c1a62b054f5754bacee391446b1036fd 
sha256  e960af9c3b22b445a4af343362159a968c8b2041a6e5dafa66abe021ea87de48 
sha512  399c1f76058e50e9b9d6b09b4685802c1b8fbe1414f8bad137103ca2b24acc1664539da6d8ab5a7371b6cf1a3f13e610261c885f04d6215841c1b210b8422185 
ripemd160  a9d9a343ca6d0e37358b4e6f1a86843230c5dee1 