31039 (number)
31,039 (thirtyone thousand thirtynine) is an odd fivedigits prime number following 31038 and preceding 31040. In scientific notation, it is written as 3.1039 × 10^{4}. The sum of its digits is 16. It has a total of 1 prime factor and 2 positive divisors. There are 31,038 positive integers (up to 31039) that are relatively prime to 31039.
Basic properties
 Is Prime? Yes
 Number parity Odd
 Number length 5
 Sum of Digits 16
 Digital Root 7
Name
Short name  31 thousand 39 

Full name  thirtyone thousand thirtynine 
Notation
Scientific notation  3.1039 × 10^{4} 

Engineering notation  31.039 × 10^{3} 
Prime Factorization of 31039
Prime Factorization 31039
Prime numberω(n)  Distinct Factors  1  Total number of distinct prime factors 

Ω(n)  Total Factors  1  Total number of prime factors 
rad(n)  Radical  31039  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  10.342999757283  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 31,039 is 31039. Since it has a total of 1 prime factor, 31,039 is a prime number.
Divisors of 31039
2 divisors
τ(n)  Total Divisors  2  Total number of the positive divisors of n 

σ(n)  Sum of Divisors  31040  Sum of all the positive divisors of n 
s(n)  Aliquot Sum  1  Sum of the proper positive divisors of n 
A(n)  Arithmetic Mean  15520  Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) 
G(n)  Geometric Mean  176.1788863627  Returns the nth root of the product of n divisors 
H(n)  Harmonic Mean  1.9999355670103  Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors 
The number 31,039 can be divided by 2 positive divisors (out of which 0 are even, and 2 are odd). The sum of these divisors (counting 31,039) is 31,040, the average is 15,520.
Other Arithmetic Functions (n = 31039)
φ(n)  Euler Totient  31038  Total number of positive integers not greater than n that are coprime to n 

λ(n)  Carmichael Lambda  31038  Smallest positive number such that a^{λ(n)} ≡ 1 (mod n) for all a coprime to n 
π(n)  Prime Pi  ≈ 3349  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 31,038 positive integers (less than 31,039) that are coprime with 31,039. And there are approximately 3,349 prime numbers less than or equal to 31,039.
Divisibility of 31039
m  2  3  4  5  6  7  8  9 

n mod m  1  1  3  4  1  1  7  7 
31,039 is not divisible by any number less than or equal to 9.
Classification of 31039
By Arithmetic functions
 Arithmetic
 Prime
 Deficient
Expressible via specific sums
 Polite
 Nonhypotenuse
By Powers
 Prime Power
 Square Free
Base conversion (31039)
Base  System  Value 

2  Binary  111100100111111 
3  Ternary  1120120121 
4  Quaternary  13210333 
5  Quinary  1443124 
6  Senary  355411 
8  Octal  74477 
10  Decimal  31039 
12  Duodecimal  15b67 
16  Hexadecimal  793f 
20  Vigesimal  3hbj 
36  Base36  ny7 
Basic calculations (n = 31039)
Multiplication
n×yn×2  62078 

n×3  93117 
n×4  124156 
n×5  155195 
Division
n÷yn÷2  15519.500 

n÷3  10346.333 
n÷4  7759.750 
n÷5  6207.800 
Exponentiation
n^{y}n^{2}  963419521 

n^{3}  29903578512319 
n^{4}  928177173443869441 
n^{5}  28809691286524263579199 
Nth Root
^{y}√n^{2}√n  176.1788863627 

^{3}√n  31.426974535156 
^{4}√n  13.273239482609 
^{5}√n  7.913735744029 
31039 as geometric shapes
Circle
Radius = nDiameter  62078 

Circumference  195023.78874955 
Area  3026671689.4986 
Sphere
Radius = nVolume  1.2525981676046E+14 

Surface area  12106686757.994 
Circumference  195023.78874955 
Square
Length = nPerimeter  124156 

Area  963419521 
Diagonal  43895.774762498 
Cube
Length = nSurface area  5780517126 

Volume  29903578512319 
Space diagonal  53761.12501613 
Equilateral Triangle
Length = nPerimeter  93117 

Area  417172889.84392 
Altitude  26880.562508065 
Triangular Pyramid
Length = nSurface area  1668691559.3757 

Volume  3524170524634.2 
Height  25343.237375416 
Cryptographic Hash Functions
md5  ac8596485fcdd6ee2d708a4a6cb24291 

sha1  5bb6aef7aed1b9bf123ce8b56c42bd121c36c287 
sha256  6daeba3cbf3f6875c4cc6e7015a65fc7394257d3f409e2bf00bc7eb3df313863 
sha512  b6024b6f90e33d63b9a71417746552424e668e6b2b6f5d473072de556ac7e93ef13d3c1812a6e1c295055bac367b26e293b7a377f6333def57d1f4cd7af08892 
ripemd160  1412668ad525ac54e8366b0d7a9af27870372087 