65005 (number)
65,005 (sixtyfive thousand five) is an odd fivedigits composite number following 65004 and preceding 65006. In scientific notation, it is written as 6.5005 × 10^{4}. The sum of its digits is 16. It has a total of 2 prime factors and 4 positive divisors. There are 52,000 positive integers (up to 65005) that are relatively prime to 65005.
Basic properties
 Is Prime? No
 Number parity Odd
 Number length 5
 Sum of Digits 16
 Digital Root 7
Name
Short name  65 thousand 5 

Full name  sixtyfive thousand five 
Notation
Scientific notation  6.5005 × 10^{4} 

Engineering notation  65.005 × 10^{3} 
Prime Factorization of 65005
Prime Factorization 5 × 13001
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  65005  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 65,005 is 5 × 13001. Since it has a total of 2 prime factors, 65,005 is a composite number.
Divisors of 65005
4 divisors
τ(n)  Total Divisors  4  Total number of the positive divisors of n 

σ(n)  Sum of Divisors  78012  Sum of all the positive divisors of n 
s(n)  Aliquot Sum  13007  Sum of the proper positive divisors of n 
A(n)  Arithmetic Mean  19503  Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) 
G(n)  Geometric Mean  254.96078129783  Returns the nth root of the product of n divisors 
H(n)  Harmonic Mean  3.3330769625186  Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors 
The number 65,005 can be divided by 4 positive divisors (out of which 0 are even, and 4 are odd). The sum of these divisors (counting 65,005) is 78,012, the average is 19,503.
Other Arithmetic Functions (n = 65005)
φ(n)  Euler Totient  52000  Total number of positive integers not greater than n that are coprime to n 

λ(n)  Carmichael Lambda  13000  Smallest positive number such that a^{λ(n)} ≡ 1 (mod n) for all a coprime to n 
π(n)  Prime Pi  ≈ 6495  Total number of primes less than or equal to n 
r_{2}(n)  Sum of 2 squares  16  The number of ways n can be represented as the sum of 2 squares 
There are 52,000 positive integers (less than 65,005) that are coprime with 65,005. And there are approximately 6,495 prime numbers less than or equal to 65,005.
Divisibility of 65005
m  2  3  4  5  6  7  8  9 

n mod m  1  1  1  0  1  3  5  7 
The number 65,005 is divisible by 5.
Classification of 65005
By Arithmetic functions
 Arithmetic
 Semiprime
 Deficient
Expressible via specific sums
 Polite
By Powers
 Square Free
Other numbers
 LucasCarmichael
Base conversion (65005)
Base  System  Value 

2  Binary  1111110111101101 
3  Ternary  10022011121 
4  Quaternary  33313231 
5  Quinary  4040010 
6  Senary  1220541 
8  Octal  176755 
10  Decimal  65005 
12  Duodecimal  31751 
16  Hexadecimal  fded 
20  Vigesimal  82a5 
36  Base36  1e5p 
Basic calculations (n = 65005)
Multiplication
n×yn×2  130010 

n×3  195015 
n×4  260020 
n×5  325025 
Division
n÷yn÷2  32502.500 

n÷3  21668.333 
n÷4  16251.250 
n÷5  13001.000 
Exponentiation
n^{y}n^{2}  4225650025 

n^{3}  274688379875125 
n^{4}  17856118133782500625 
n^{5}  1160736959286531453128125 
Nth Root
^{y}√n^{2}√n  254.96078129783 

^{3}√n  40.20828851478 
^{4}√n  15.967491390254 
^{5}√n  9.1746467680026 
65005 as geometric shapes
Circle
Radius = nDiameter  130010 

Circumference  408438.46089321 
Area  13275271075.182 
Sphere
Radius = nVolume  1.1506119949896E+15 

Surface area  53101084300.726 
Circumference  408438.46089321 
Square
Length = nPerimeter  260020 

Area  4225650025 
Diagonal  91930.952622063 
Cube
Length = nSurface area  25353900150 

Volume  274688379875125 
Space diagonal  112591.96274601 
Equilateral Triangle
Length = nPerimeter  195015 

Area  1829760134.5762 
Altitude  56295.981373007 
Triangular Pyramid
Length = nSurface area  7319040538.3047 

Volume  32372336020475 
Height  53076.360243207 
Cryptographic Hash Functions
md5  ac6ee3bee3110f902273dd14defaf907 

sha1  160ea94738b3e6485db7a20bd0d1a8d6ca534ad9 
sha256  23cb0458e56aeb4af103ae83270f9f3d97ee7cbf516d3e463aaf2e656ff8c304 
sha512  fa90af1df35bf2a29d04d40da736f208c36325e8dc1256963dab5ac0065885e69659dc010f03988a11b8749f8ea06310ce0149c5793b8c9b48a7b8e3fea9461f 
ripemd160  1c7dab6f54a15fd6a105ff48ef5a6b0eed45082e 