9681 (number)
9,681 (nine thousand six hundred eightyone) is an odd fourdigits composite number following 9680 and preceding 9682. In scientific notation, it is written as 9.681 × 10^{3}. The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors. There are 5,520 positive integers (up to 9681) that are relatively prime to 9681.
Basic properties
 Is Prime? No
 Number parity Odd
 Number length 4
 Sum of Digits 24
 Digital Root 6
Name
Short name  9 thousand 681 

Full name  nine thousand six hundred eightyone 
Notation
Scientific notation  9.681 × 10^{3} 

Engineering notation  9.681 × 10^{3} 
Prime Factorization of 9681
Prime Factorization 3 × 7 × 461
Composite numberω(n)  Distinct Factors  3  Total number of distinct prime factors 

Ω(n)  Total Factors  3  Total number of prime factors 
rad(n)  Radical  9681  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 9,681 is 3 × 7 × 461. Since it has a total of 3 prime factors, 9,681 is a composite number.
Divisors of 9681
8 divisors
τ(n)  Total Divisors  8  Total number of the positive divisors of n 

σ(n)  Sum of Divisors  14784  Sum of all the positive divisors of n 
s(n)  Aliquot Sum  5103  Sum of the proper positive divisors of n 
A(n)  Arithmetic Mean  1848  Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) 
G(n)  Geometric Mean  98.392072851424  Returns the nth root of the product of n divisors 
H(n)  Harmonic Mean  5.2386363636364  Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors 
The number 9,681 can be divided by 8 positive divisors (out of which 0 are even, and 8 are odd). The sum of these divisors (counting 9,681) is 14,784, the average is 1,848.
Other Arithmetic Functions (n = 9681)
φ(n)  Euler Totient  5520  Total number of positive integers not greater than n that are coprime to n 

λ(n)  Carmichael Lambda  1380  Smallest positive number such that a^{λ(n)} ≡ 1 (mod n) for all a coprime to n 
π(n)  Prime Pi  ≈ 1196  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 5,520 positive integers (less than 9,681) that are coprime with 9,681. And there are approximately 1,196 prime numbers less than or equal to 9,681.
Divisibility of 9681
m  2  3  4  5  6  7  8  9 

n mod m  1  0  1  1  3  0  1  6 
The number 9,681 is divisible by 3 and 7.
Classification of 9681
By Arithmetic functions
 Arithmetic
 Deficient
Expressible via specific sums
 Polite
By Powers
 Square Free
Other numbers
 LucasCarmichael
 Sphenic
Base conversion (9681)
Base  System  Value 

2  Binary  10010111010001 
3  Ternary  111021120 
4  Quaternary  2113101 
5  Quinary  302211 
6  Senary  112453 
8  Octal  22721 
10  Decimal  9681 
12  Duodecimal  5729 
16  Hexadecimal  25d1 
20  Vigesimal  1441 
36  Base36  7gx 
Basic calculations (n = 9681)
Multiplication
n×yn×2  19362 

n×3  29043 
n×4  38724 
n×5  48405 
Division
n÷yn÷2  4840.500 

n÷3  3227.000 
n÷4  2420.250 
n÷5  1936.200 
Exponentiation
n^{y}n^{2}  93721761 

n^{3}  907320368241 
n^{4}  8783768484941121 
n^{5}  85035662702714992401 
Nth Root
^{y}√n^{2}√n  98.392072851424 

^{3}√n  21.3127785959 
^{4}√n  9.9192778392091 
^{5}√n  6.2687946550725 
9681 as geometric shapes
Circle
Radius = nDiameter  19362 

Circumference  60827.516958806 
Area  294435595.8391 
Sphere
Radius = nVolume  3800574671091.1 

Surface area  1177742383.3564 
Circumference  60827.516958806 
Square
Length = nPerimeter  38724 

Area  93721761 
Diagonal  13691.001497334 
Cube
Length = nSurface area  562330566 

Volume  907320368241 
Space diagonal  16767.983868074 
Equilateral Triangle
Length = nPerimeter  29043 

Area  40582712.956707 
Altitude  8383.9919340372 
Triangular Pyramid
Length = nSurface area  162330851.82683 

Volume  106928730848.65 
Height  7904.5033999613 
Cryptographic Hash Functions
md5  68cfb8f8a7e88613b34afac16f83875d 

sha1  f316c7be869e72a6ea94d57833f3b4aca60eae15 
sha256  b7b1eb7711795d3d4624bb33825ed9f3c3041a9644108711ce2734bf2ed8b2ef 
sha512  297f1cb554d4e6223e00cd5946c4b668e3d6e8d3e095db7a13d66c1f1eccb38a9d89823915bf28601ce3e994f95093b60b784e548b75e985849cf78ac326a0b5 
ripemd160  8b9064619126abe2c6d6c3cd891344c6f11edfaf 