31469 (number)
31,469 (thirtyone thousand four hundred sixtynine) is an odd fivedigits prime number following 31468 and preceding 31470. In scientific notation, it is written as 3.1469 × 10^{4}. The sum of its digits is 23. It has a total of 1 prime factor and 2 positive divisors. There are 31,468 positive integers (up to 31469) that are relatively prime to 31469.
Basic properties
 Is Prime? Yes
 Number parity Odd
 Number length 5
 Sum of Digits 23
 Digital Root 5
Name
Short name  31 thousand 469 

Full name  thirtyone thousand four hundred sixtynine 
Notation
Scientific notation  3.1469 × 10^{4} 

Engineering notation  31.469 × 10^{3} 
Prime Factorization of 31469
Prime Factorization 31469
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  31469  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  10.356758213259  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 31,469 is 31469. Since it has a total of 1 prime factor, 31,469 is a prime number.
Divisors of 31469
2 divisors
τ(n)  Total Divisors  2  Total number of the positive divisors of n 

σ(n)  Sum of Divisors  31470  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  15735  Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) 
G(n)  Geometric Mean  177.39503938949  Returns the nth root of the product of n divisors 
H(n)  Harmonic Mean  1.9999364474102  Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors 
The number 31,469 can be divided by 2 positive divisors (out of which 0 are even, and 2 are odd). The sum of these divisors (counting 31,469) is 31,470, the average is 15,735.
Other Arithmetic Functions (n = 31469)
φ(n)  Euler Totient  31468  Total number of positive integers not greater than n that are coprime to n 

λ(n)  Carmichael Lambda  31468  Smallest positive number such that a^{λ(n)} ≡ 1 (mod n) for all a coprime to n 
π(n)  Prime Pi  ≈ 3390  Total number of primes less than or equal to n 
r_{2}(n)  Sum of 2 squares  8  The number of ways n can be represented as the sum of 2 squares 
There are 31,468 positive integers (less than 31,469) that are coprime with 31,469. And there are approximately 3,390 prime numbers less than or equal to 31,469.
Divisibility of 31469
m  2  3  4  5  6  7  8  9 

n mod m  1  2  1  4  5  4  5  5 
31,469 is not divisible by any number less than or equal to 9.
Classification of 31469
By Arithmetic functions
 Arithmetic
 Prime
 Deficient
Expressible via specific sums
 Polite
By Powers
 Prime Power
 Square Free
Base conversion (31469)
Base  System  Value 

2  Binary  111101011101101 
3  Ternary  1121011112 
4  Quaternary  13223231 
5  Quinary  2001334 
6  Senary  401405 
8  Octal  75355 
10  Decimal  31469 
12  Duodecimal  16265 
16  Hexadecimal  7aed 
20  Vigesimal  3id9 
36  Base36  oa5 
Basic calculations (n = 31469)
Multiplication
n×yn×2  62938 

n×3  94407 
n×4  125876 
n×5  157345 
Division
n÷yn÷2  15734.500 

n÷3  10489.666 
n÷4  7867.250 
n÷5  6293.800 
Exponentiation
n^{y}n^{2}  990297961 

n^{3}  31163686534709 
n^{4}  980690051560757521 
n^{5}  30861335232565478428349 
Nth Root
^{y}√n^{2}√n  177.39503938949 

^{3}√n  31.571434421314 
^{4}√n  13.318972910457 
^{5}√n  7.9355418891254 
31469 as geometric shapes
Circle
Radius = nDiameter  62938 

Circumference  197725.55843163 
Area  3111112799.1426 
Sphere
Radius = nVolume  1.3053814490162E+14 

Surface area  12444451196.57 
Circumference  197725.55843163 
Square
Length = nPerimeter  125876 

Area  990297961 
Diagonal  44503.886594319 
Cube
Length = nSurface area  5941787766 

Volume  31163686534709 
Space diagonal  54505.906863385 
Equilateral Triangle
Length = nPerimeter  94407 

Area  428811595.77097 
Altitude  27252.953431692 
Triangular Pyramid
Length = nSurface area  1715246383.0839 

Volume  3672675679244.1 
Height  25694.330905215 
Cryptographic Hash Functions
md5  54a96ac32645d07ae686344a55414be1 

sha1  ea46ece069fd382e8a65e0365fae048e3748ee10 
sha256  4dfd52a7cdeb98eea79b06694931d78b1c898e10018ae450a355e078a683c7a1 
sha512  f541ebf0492489dce9ddbb70d26cf623536ee6df1bd7d4686fe26b88ee304482e4087a95facd123a31e34b9e25e034e8c8bb78a7cac7efe6b5de2cfc3ce2652f 
ripemd160  a781d4bad2553ec26cbc7c0c76569df7b485b03f 