9869 (number)
9,869 (nine thousand eight hundred sixtynine) is an odd fourdigits composite number following 9868 and preceding 9870. In scientific notation, it is written as 9.869 × 10^{3}. The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors. There are 9,660 positive integers (up to 9869) that are relatively prime to 9869.
Basic properties
 Is Prime? No
 Number parity Odd
 Number length 4
 Sum of Digits 32
 Digital Root 5
Name
Short name  9 thousand 869 

Full name  nine thousand eight hundred sixtynine 
Notation
Scientific notation  9.869 × 10^{3} 

Engineering notation  9.869 × 10^{3} 
Prime Factorization of 9869
Prime Factorization 71 × 139
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  9869  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 9,869 is 71 × 139. Since it has a total of 2 prime factors, 9,869 is a composite number.
Divisors of 9869
4 divisors
τ(n)  Total Divisors  4  Total number of the positive divisors of n 

σ(n)  Sum of Divisors  10080  Sum of all the positive divisors of n 
s(n)  Aliquot Sum  211  Sum of the proper positive divisors of n 
A(n)  Arithmetic Mean  2520  Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) 
G(n)  Geometric Mean  99.342840708327  Returns the nth root of the product of n divisors 
H(n)  Harmonic Mean  3.9162698412698  Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors 
The number 9,869 can be divided by 4 positive divisors (out of which 0 are even, and 4 are odd). The sum of these divisors (counting 9,869) is 10,080, the average is 2,520.
Other Arithmetic Functions (n = 9869)
φ(n)  Euler Totient  9660  Total number of positive integers not greater than n that are coprime to n 

λ(n)  Carmichael Lambda  4830  Smallest positive number such that a^{λ(n)} ≡ 1 (mod n) for all a coprime to n 
π(n)  Prime Pi  ≈ 1216  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 9,660 positive integers (less than 9,869) that are coprime with 9,869. And there are approximately 1,216 prime numbers less than or equal to 9,869.
Divisibility of 9869
m  2  3  4  5  6  7  8  9 

n mod m  1  2  1  4  5  6  5  5 
9,869 is not divisible by any number less than or equal to 9.
Classification of 9869
By Arithmetic functions
 Arithmetic
 Semiprime
 Deficient
Expressible via specific sums
 Polite
 Nonhypotenuse
By Powers
 Square Free
Other numbers
 LucasCarmichael
Base conversion (9869)
Base  System  Value 

2  Binary  10011010001101 
3  Ternary  111112112 
4  Quaternary  2122031 
5  Quinary  303434 
6  Senary  113405 
8  Octal  23215 
10  Decimal  9869 
12  Duodecimal  5865 
16  Hexadecimal  268d 
20  Vigesimal  14d9 
36  Base36  7m5 
Basic calculations (n = 9869)
Multiplication
n×yn×2  19738 

n×3  29607 
n×4  39476 
n×5  49345 
Division
n÷yn÷2  4934.500 

n÷3  3289.666 
n÷4  2467.250 
n÷5  1973.800 
Exponentiation
n^{y}n^{2}  97397161 

n^{3}  961212581909 
n^{4}  9486206970859921 
n^{5}  93619376595416560349 
Nth Root
^{y}√n^{2}√n  99.342840708327 

^{3}√n  21.44985609994 
^{4}√n  9.9670878750178 
^{5}√n  6.2929550523426 
9869 as geometric shapes
Circle
Radius = nDiameter  19738 

Circumference  62008.755796555 
Area  305982205.4781 
Sphere
Radius = nVolume  4026317847817.9 

Surface area  1223928821.9124 
Circumference  62008.755796555 
Square
Length = nPerimeter  39476 

Area  97397161 
Diagonal  13956.87364706 
Cube
Length = nSurface area  584382966 

Volume  961212581909 
Space diagonal  17093.609419897 
Equilateral Triangle
Length = nPerimeter  29607 

Area  42174207.841241 
Altitude  8546.8047099486 
Triangular Pyramid
Length = nSurface area  168696831.36497 

Volume  113279989138.28 
Height  8058.0047571757 
Cryptographic Hash Functions
md5  11dd08ef8df49a1f37b1ed2da261b36f 

sha1  d94492892e6f353a3c94b6b6b8eafadfab9db51a 
sha256  b2f1ef6f11dfc56009e555e9a3e57b0e9756fa2ad1913ab332a2e2b273bee268 
sha512  2432f7fd933bdbb8a8714392bc5f4d4ca18bc1ad1ca1fdf14ac9ca0e5e4f8719a440544935aed63738de58df54892eff09633a491cc5ac75213395b1e6e61d92 
ripemd160  15bf8ea3605234b8276fb9e8ac4acb68c45f80b0 