6464 (number)
6,464 (six thousand four hundred sixtyfour) is an even fourdigits composite number following 6463 and preceding 6465. In scientific notation, it is written as 6.464 × 10^{3}. The sum of its digits is 20. It has a total of 7 prime factors and 14 positive divisors. There are 3,200 positive integers (up to 6464) that are relatively prime to 6464.
Basic properties
 Is Prime? No
 Number parity Even
 Number length 4
 Sum of Digits 20
 Digital Root 2
Name
Short name  6 thousand 464 

Full name  six thousand four hundred sixtyfour 
Notation
Scientific notation  6.464 × 10^{3} 

Engineering notation  6.464 × 10^{3} 
Prime Factorization of 6464
Prime Factorization 2^{6} × 101
Composite numberω(n)  Distinct Factors  2  Total number of distinct prime factors 

Ω(n)  Total Factors  7  Total number of prime factors 
rad(n)  Radical  202  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  0  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 6,464 is 2^{6} × 101. Since it has a total of 7 prime factors, 6,464 is a composite number.
Divisors of 6464
14 divisors
τ(n)  Total Divisors  14  Total number of the positive divisors of n 

σ(n)  Sum of Divisors  12954  Sum of all the positive divisors of n 
s(n)  Aliquot Sum  6490  Sum of the proper positive divisors of n 
A(n)  Arithmetic Mean  925.285  Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) 
G(n)  Geometric Mean  80.399004968967  Returns the nth root of the product of n divisors 
H(n)  Harmonic Mean  6.9859502856315  Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors 
The number 6,464 can be divided by 14 positive divisors (out of which 12 are even, and 2 are odd). The sum of these divisors (counting 6,464) is 12,954, the average is 9,25.,285.
Other Arithmetic Functions (n = 6464)
φ(n)  Euler Totient  3200  Total number of positive integers not greater than n that are coprime to n 

λ(n)  Carmichael Lambda  800  Smallest positive number such that a^{λ(n)} ≡ 1 (mod n) for all a coprime to n 
π(n)  Prime Pi  ≈ 840  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 3,200 positive integers (less than 6,464) that are coprime with 6,464. And there are approximately 840 prime numbers less than or equal to 6,464.
Divisibility of 6464
m  2  3  4  5  6  7  8  9 

n mod m  0  2  0  4  2  3  0  2 
The number 6,464 is divisible by 2, 4 and 8.
Classification of 6464
By Arithmetic functions
 Abundant
Expressible via specific sums
 Polite
 Practical
Base conversion (6464)
Base  System  Value 

2  Binary  1100101000000 
3  Ternary  22212102 
4  Quaternary  1211000 
5  Quinary  201324 
6  Senary  45532 
8  Octal  14500 
10  Decimal  6464 
12  Duodecimal  38a8 
16  Hexadecimal  1940 
20  Vigesimal  g34 
36  Base36  4zk 
Basic calculations (n = 6464)
Multiplication
n×yn×2  12928 

n×3  19392 
n×4  25856 
n×5  32320 
Division
n÷yn÷2  3232.000 

n÷3  2154.666 
n÷4  1616.000 
n÷5  1292.800 
Exponentiation
n^{y}n^{2}  41783296 

n^{3}  270087225344 
n^{4}  1745843824623616 
n^{5}  11285134482367053824 
Nth Root
^{y}√n^{2}√n  80.399004968967 

^{3}√n  18.628038031215 
^{4}√n  8.9665492230271 
^{5}√n  5.7822953315531 
6464 as geometric shapes
Circle
Radius = nDiameter  12928 

Circumference  40614.509825609 
Area  131266095.75637 
Sphere
Radius = nVolume  1131338723958.9 

Surface area  525064383.02547 
Circumference  40614.509825609 
Square
Length = nPerimeter  25856 

Area  41783296 
Diagonal  9141.4764671797 
Cube
Length = nSurface area  250699776 

Volume  270087225344 
Space diagonal  11195.976420125 
Equilateral Triangle
Length = nPerimeter  19392 

Area  18092697.894922 
Altitude  5597.9882100626 
Triangular Pyramid
Length = nSurface area  72370791.579689 

Volume  31830084758.767 
Height  5277.8338991168 
Cryptographic Hash Functions
md5  894a9b94bcc5969b60bd18e8ea9c0ddc 

sha1  f04a8305cf42ecb7bd5b110adab57ce9f68af30c 
sha256  7ee3819bf62f7e4563a2a9476df6e18a6cd17cceb30b92f00a24a6c8175e3740 
sha512  56088da0021fbdb8f45ec54b65b929ff335dc38de3532911125f7783d5fc04142df54caa595cbf666e74ee9cf414f8ae8811e4ca3c1afb14dde49b15f57cc565 
ripemd160  934cd2d8ed3f57ca4e5a5cda8e0f4e430e240639 