27261 (number)
27,261 (twentyseven thousand two hundred sixtyone) is an odd fivedigits composite number following 27260 and preceding 27262. In scientific notation, it is written as 2.7261 × 10^{4}. The sum of its digits is 18. It has a total of 4 prime factors and 12 positive divisors. There are 16,704 positive integers (up to 27261) that are relatively prime to 27261.
Basic properties
 Is Prime? No
 Number parity Odd
 Number length 5
 Sum of Digits 18
 Digital Root 9
Name
Short name  27 thousand 261 

Full name  twentyseven thousand two hundred sixtyone 
Notation
Scientific notation  2.7261 × 10^{4} 

Engineering notation  27.261 × 10^{3} 
Prime Factorization of 27261
Prime Factorization 3^{2} × 13 × 233
Composite numberω(n)  Distinct Factors  3  Total number of distinct prime factors 

Ω(n)  Total Factors  4  Total number of prime factors 
rad(n)  Radical  9087  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  0  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 27,261 is 3^{2} × 13 × 233. Since it has a total of 4 prime factors, 27,261 is a composite number.
Divisors of 27261
12 divisors
τ(n)  Total Divisors  12  Total number of the positive divisors of n 

σ(n)  Sum of Divisors  42588  Sum of all the positive divisors of n 
s(n)  Aliquot Sum  15327  Sum of the proper positive divisors of n 
A(n)  Arithmetic Mean  3549  Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) 
G(n)  Geometric Mean  165.1090548698  Returns the nth root of the product of n divisors 
H(n)  Harmonic Mean  7.6813186813187  Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors 
The number 27,261 can be divided by 12 positive divisors (out of which 0 are even, and 12 are odd). The sum of these divisors (counting 27,261) is 42,588, the average is 3,549.
Other Arithmetic Functions (n = 27261)
φ(n)  Euler Totient  16704  Total number of positive integers not greater than n that are coprime to n 

λ(n)  Carmichael Lambda  696  Smallest positive number such that a^{λ(n)} ≡ 1 (mod n) for all a coprime to n 
π(n)  Prime Pi  ≈ 2983  Total number of primes less than or equal to n 
r_{2}(n)  Sum of 2 squares  16  The number of ways n can be represented as the sum of 2 squares 
There are 16,704 positive integers (less than 27,261) that are coprime with 27,261. And there are approximately 2,983 prime numbers less than or equal to 27,261.
Divisibility of 27261
m  2  3  4  5  6  7  8  9 

n mod m  1  0  1  1  3  3  5  0 
The number 27,261 is divisible by 3 and 9.
Classification of 27261
By Arithmetic functions
 Arithmetic
 Deficient
Expressible via specific sums
 Polite
By Shape (2D, noncentered)
 Triangle
 Hexagonal
Base conversion (27261)
Base  System  Value 

2  Binary  110101001111101 
3  Ternary  1101101200 
4  Quaternary  12221331 
5  Quinary  1333021 
6  Senary  330113 
8  Octal  65175 
10  Decimal  27261 
12  Duodecimal  13939 
16  Hexadecimal  6a7d 
20  Vigesimal  3831 
36  Base36  l19 
Basic calculations (n = 27261)
Multiplication
n×yn×2  54522 

n×3  81783 
n×4  109044 
n×5  136305 
Division
n÷yn÷2  13630.500 

n÷3  9087.000 
n÷4  6815.250 
n÷5  5452.200 
Exponentiation
n^{y}n^{2}  743162121 

n^{3}  20259342580581 
n^{4}  552289938089218641 
n^{5}  15055976002250189372301 
Nth Root
^{y}√n^{2}√n  165.1090548698 

^{3}√n  30.096356847252 
^{4}√n  12.849476832533 
^{5}√n  7.710958336206 
27261 as geometric shapes
Circle
Radius = nDiameter  54522 

Circumference  171285.91465902 
Area  2334712659.7598 
Sphere
Radius = nVolume  84862135756950 

Surface area  9338850639.0392 
Circumference  171285.91465902 
Square
Length = nPerimeter  109044 

Area  743162121 
Diagonal  38552.875923853 
Cube
Length = nSurface area  4458972726 

Volume  20259342580581 
Space diagonal  47217.437065135 
Equilateral Triangle
Length = nPerimeter  81783 

Area  321798637.95816 
Altitude  23608.718532568 
Triangular Pyramid
Length = nSurface area  1287194551.8326 

Volume  2387586420185 
Height  22258.513292671 
Cryptographic Hash Functions
md5  d9a63503ec814c2c1f9a594b15679eb4 

sha1  fe814981bd4309e86b27af6c5261574f5b7a0244 
sha256  0c0a866d236e5f0e15c1a0ee0165ce4fb64f3cf987dff2d2def2b10c64719264 
sha512  9b585c3a5cfd182420b702e8f4604993e75dcc492b511571cd5b5192af6aaf149c7a21f2cc1a63d80c3733510255110cf01ece93b5949798d94987e14b13f4ab 
ripemd160  06b5f68dda713a8d471f0bd3b37b1aed153c9858 