31298 (number)
31,298 (thirtyone thousand two hundred ninetyeight) is an even fivedigits composite number following 31297 and preceding 31299. In scientific notation, it is written as 3.1298 × 10^{4}. The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors. There are 15,648 positive integers (up to 31298) that are relatively prime to 31298.
Basic properties
 Is Prime? No
 Number parity Even
 Number length 5
 Sum of Digits 23
 Digital Root 5
Name
Short name  31 thousand 298 

Full name  thirtyone thousand two hundred ninetyeight 
Notation
Scientific notation  3.1298 × 10^{4} 

Engineering notation  31.298 × 10^{3} 
Prime Factorization of 31298
Prime Factorization 2 × 15649
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  31298  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 31,298 is 2 × 15649. Since it has a total of 2 prime factors, 31,298 is a composite number.
Divisors of 31298
4 divisors
τ(n)  Total Divisors  4  Total number of the positive divisors of n 

σ(n)  Sum of Divisors  46950  Sum of all the positive divisors of n 
s(n)  Aliquot Sum  15652  Sum of the proper positive divisors of n 
A(n)  Arithmetic Mean  11737.5  Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) 
G(n)  Geometric Mean  176.91240770506  Returns the nth root of the product of n divisors 
H(n)  Harmonic Mean  2.6664962726305  Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors 
The number 31,298 can be divided by 4 positive divisors (out of which 2 are even, and 2 are odd). The sum of these divisors (counting 31,298) is 46,950, the average is 1,173,7.5.
Other Arithmetic Functions (n = 31298)
φ(n)  Euler Totient  15648  Total number of positive integers not greater than n that are coprime to n 

λ(n)  Carmichael Lambda  15648  Smallest positive number such that a^{λ(n)} ≡ 1 (mod n) for all a coprime to n 
π(n)  Prime Pi  ≈ 3374  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 15,648 positive integers (less than 31,298) that are coprime with 31,298. And there are approximately 3,374 prime numbers less than or equal to 31,298.
Divisibility of 31298
m  2  3  4  5  6  7  8  9 

n mod m  0  2  2  3  2  1  2  5 
The number 31,298 is divisible by 2.
Classification of 31298
By Arithmetic functions
 Semiprime
 Deficient
Expressible via specific sums
 Polite
By Powers
 Square Free
Base conversion (31298)
Base  System  Value 

2  Binary  111101001000010 
3  Ternary  1120221012 
4  Quaternary  13221002 
5  Quinary  2000143 
6  Senary  400522 
8  Octal  75102 
10  Decimal  31298 
12  Duodecimal  16142 
16  Hexadecimal  7a42 
20  Vigesimal  3i4i 
36  Base36  o5e 
Basic calculations (n = 31298)
Multiplication
n×yn×2  62596 

n×3  93894 
n×4  125192 
n×5  156490 
Division
n÷yn÷2  15649.000 

n÷3  10432.666 
n÷4  7824.500 
n÷5  6259.600 
Exponentiation
n^{y}n^{2}  979564804 

n^{3}  30658419235592 
n^{4}  959547205235558416 
n^{5}  30031908429462507303968 
Nth Root
^{y}√n^{2}√n  176.91240770506 

^{3}√n  31.514144986831 
^{4}√n  13.300842368251 
^{5}√n  7.9268988639333 
31298 as geometric shapes
Circle
Radius = nDiameter  62596 

Circumference  196651.13374411 
Area  3077393591.9615 
Sphere
Radius = nVolume  1.2842168618828E+14 

Surface area  12309574367.846 
Circumference  196651.13374411 
Square
Length = nPerimeter  125192 

Area  979564804 
Diagonal  44262.056075153 
Cube
Length = nSurface area  5877388824 

Volume  30658419235592 
Space diagonal  54209.726175291 
Equilateral Triangle
Length = nPerimeter  93894 

Area  424164002.45856 
Altitude  27104.863087645 
Triangular Pyramid
Length = nSurface area  1696656009.8342 

Volume  3613129356991.2 
Height  25554.709989876 
Cryptographic Hash Functions
md5  7402e6a23d0aac72c66a65d238978da2 

sha1  3154ef5667ab0b9f156698a732e9a377ade360c5 
sha256  aebaa1b1004e2f773d8836f0d18f3ac891d2975cac589212bc553402e7490229 
sha512  29aa22edb188108146472943575616bf1706a6bde34e5217cfc5f049fd4b1cc4f0fea47fe2dcc43efb00289d66b8cb1f3285392efc027235b90b9277684c375a 
ripemd160  d0f05177bc9bbe95e4ccb7faea184ac697788b69 