31441 (number)
31,441 (thirtyone thousand four hundred fortyone) is an odd fivedigits composite number following 31440 and preceding 31442. In scientific notation, it is written as 3.1441 × 10^{4}. The sum of its digits is 13. It has a total of 2 prime factors and 4 positive divisors. There are 30,052 positive integers (up to 31441) that are relatively prime to 31441.
Basic properties
 Is Prime? No
 Number parity Odd
 Number length 5
 Sum of Digits 13
 Digital Root 4
Name
Short name  31 thousand 441 

Full name  thirtyone thousand four hundred fortyone 
Notation
Scientific notation  3.1441 × 10^{4} 

Engineering notation  31.441 × 10^{3} 
Prime Factorization of 31441
Prime Factorization 23 × 1367
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  31441  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 31,441 is 23 × 1367. Since it has a total of 2 prime factors, 31,441 is a composite number.
Divisors of 31441
4 divisors
τ(n)  Total Divisors  4  Total number of the positive divisors of n 

σ(n)  Sum of Divisors  32832  Sum of all the positive divisors of n 
s(n)  Aliquot Sum  1391  Sum of the proper positive divisors of n 
A(n)  Arithmetic Mean  8208  Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) 
G(n)  Geometric Mean  177.31610191971  Returns the nth root of the product of n divisors 
H(n)  Harmonic Mean  3.8305311890838  Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors 
The number 31,441 can be divided by 4 positive divisors (out of which 0 are even, and 4 are odd). The sum of these divisors (counting 31,441) is 32,832, the average is 8,208.
Other Arithmetic Functions (n = 31441)
φ(n)  Euler Totient  30052  Total number of positive integers not greater than n that are coprime to n 

λ(n)  Carmichael Lambda  15026  Smallest positive number such that a^{λ(n)} ≡ 1 (mod n) for all a coprime to n 
π(n)  Prime Pi  ≈ 3388  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 30,052 positive integers (less than 31,441) that are coprime with 31,441. And there are approximately 3,388 prime numbers less than or equal to 31,441.
Divisibility of 31441
m  2  3  4  5  6  7  8  9 

n mod m  1  1  1  1  1  4  1  4 
31,441 is not divisible by any number less than or equal to 9.
Classification of 31441
By Arithmetic functions
 Arithmetic
 Semiprime
 Deficient
Expressible via specific sums
 Polite
 Nonhypotenuse
By Powers
 Square Free
Other numbers
 LucasCarmichael
Base conversion (31441)
Base  System  Value 

2  Binary  111101011010001 
3  Ternary  1121010111 
4  Quaternary  13223101 
5  Quinary  2001231 
6  Senary  401321 
8  Octal  75321 
10  Decimal  31441 
12  Duodecimal  16241 
16  Hexadecimal  7ad1 
20  Vigesimal  3ic1 
36  Base36  o9d 
Basic calculations (n = 31441)
Multiplication
n×yn×2  62882 

n×3  94323 
n×4  125764 
n×5  157205 
Division
n÷yn÷2  15720.500 

n÷3  10480.333 
n÷4  7860.250 
n÷5  6288.200 
Exponentiation
n^{y}n^{2}  988536481 

n^{3}  31080575499121 
n^{4}  977204374267863361 
n^{5}  30724282731355891933201 
Nth Root
^{y}√n^{2}√n  177.31610191971 

^{3}√n  31.562067928601 
^{4}√n  13.31600923399 
^{5}√n  7.9341292335234 
31441 as geometric shapes
Circle
Radius = nDiameter  62882 

Circumference  197549.62924303 
Area  3105578946.5151 
Sphere
Radius = nVolume  1.3019001020984E+14 

Surface area  12422315786.06 
Circumference  197549.62924303 
Square
Length = nPerimeter  125764 

Area  988536481 
Diagonal  44464.288614572 
Cube
Length = nSurface area  5931218886 

Volume  31080575499121 
Space diagonal  54457.409440773 
Equilateral Triangle
Length = nPerimeter  94323 

Area  428048852.55684 
Altitude  27228.704720387 
Triangular Pyramid
Length = nSurface area  1712195410.2273 

Volume  3662880949768.2 
Height  25671.469000949 
Cryptographic Hash Functions
md5  6bf3f9188c022dc72696c329a4d47b8f 

sha1  e557895ea0f63aea3656da6befa8b1419b153073 
sha256  e3df3269b3f2a5235ab3461fb1205512d801b48724291905433269a8db3ecc95 
sha512  b4aee7a603372f07a6dc8b482976ec9cfbfca68d5398b772d03eb4b574dc9fa636424359cc91a0458ec387d121a1922830a9afbd489599d5f5655bd8bba3a590 
ripemd160  2a4abd23dfdab77023d6edcdf87c49a130a387aa 