31382 (number)
31,382 (thirtyone thousand three hundred eightytwo) is an even fivedigits composite number following 31381 and preceding 31383. In scientific notation, it is written as 3.1382 × 10^{4}. The sum of its digits is 17. It has a total of 4 prime factors and 16 positive divisors. There are 13,440 positive integers (up to 31382) that are relatively prime to 31382.
Basic properties
 Is Prime? No
 Number parity Even
 Number length 5
 Sum of Digits 17
 Digital Root 8
Name
Short name  31 thousand 382 

Full name  thirtyone thousand three hundred eightytwo 
Notation
Scientific notation  3.1382 × 10^{4} 

Engineering notation  31.382 × 10^{3} 
Prime Factorization of 31382
Prime Factorization 2 × 13 × 17 × 71
Composite numberω(n)  Distinct Factors  4  Total number of distinct prime factors 

Ω(n)  Total Factors  4  Total number of prime factors 
rad(n)  Radical  31382  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 31,382 is 2 × 13 × 17 × 71. Since it has a total of 4 prime factors, 31,382 is a composite number.
Divisors of 31382
16 divisors
τ(n)  Total Divisors  16  Total number of the positive divisors of n 

σ(n)  Sum of Divisors  54432  Sum of all the positive divisors of n 
s(n)  Aliquot Sum  23050  Sum of the proper positive divisors of n 
A(n)  Arithmetic Mean  3402  Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) 
G(n)  Geometric Mean  177.14965424748  Returns the nth root of the product of n divisors 
H(n)  Harmonic Mean  9.2245737801293  Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors 
The number 31,382 can be divided by 16 positive divisors (out of which 8 are even, and 8 are odd). The sum of these divisors (counting 31,382) is 54,432, the average is 3,402.
Other Arithmetic Functions (n = 31382)
φ(n)  Euler Totient  13440  Total number of positive integers not greater than n that are coprime to n 

λ(n)  Carmichael Lambda  1680  Smallest positive number such that a^{λ(n)} ≡ 1 (mod n) for all a coprime to n 
π(n)  Prime Pi  ≈ 3382  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 13,440 positive integers (less than 31,382) that are coprime with 31,382. And there are approximately 3,382 prime numbers less than or equal to 31,382.
Divisibility of 31382
m  2  3  4  5  6  7  8  9 

n mod m  0  2  2  2  2  1  6  8 
The number 31,382 is divisible by 2.
Classification of 31382
By Arithmetic functions
 Arithmetic
 Deficient
Expressible via specific sums
 Polite
By Powers
 Square Free
Base conversion (31382)
Base  System  Value 

2  Binary  111101010010110 
3  Ternary  1121001022 
4  Quaternary  13222112 
5  Quinary  2001012 
6  Senary  401142 
8  Octal  75226 
10  Decimal  31382 
12  Duodecimal  161b2 
16  Hexadecimal  7a96 
20  Vigesimal  3i92 
36  Base36  o7q 
Basic calculations (n = 31382)
Multiplication
n×yn×2  62764 

n×3  94146 
n×4  125528 
n×5  156910 
Division
n÷yn÷2  15691.000 

n÷3  10460.666 
n÷4  7845.500 
n÷5  6276.400 
Exponentiation
n^{y}n^{2}  984829924 

n^{3}  30905932674968 
n^{4}  969889979205845776 
n^{5}  30437087327437852142432 
Nth Root
^{y}√n^{2}√n  177.14965424748 

^{3}√n  31.542313170748 
^{4}√n  13.309757858334 
^{5}√n  7.9311492685558 
31382 as geometric shapes
Circle
Radius = nDiameter  62764 

Circumference  197178.92130991 
Area  3093934454.2738 
Sphere
Radius = nVolume  1.2945846805869E+14 

Surface area  12375737817.095 
Circumference  197178.92130991 
Square
Length = nPerimeter  125528 

Area  984829924 
Diagonal  44380.850014392 
Cube
Length = nSurface area  5908979544 

Volume  30905932674968 
Space diagonal  54355.218443127 
Equilateral Triangle
Length = nPerimeter  94146 

Area  426443866.29555 
Altitude  27177.609221563 
Triangular Pyramid
Length = nSurface area  1705775465.1822 

Volume  3642299095560.8 
Height  25623.295702674 
Cryptographic Hash Functions
md5  608b78a38cd26383321b54a3b02f68db 

sha1  703a52958595d48809e0621beea825c45459c961 
sha256  1f41a4cbd46ab7459e9be7c352e11521525752a2147179636c62fbcf63f8e7b1 
sha512  f2859e02fc9a942150c67fe1d167c2ce2cd83f0b26abd11d114b437e0547b75b6ca707f840fb0d7416fd53814cdc87f2426fc8b41f115bb3c65b22d47445afa0 
ripemd160  7c413ad91f156474d22cb81a30bf8f99c31edf56 