68635 (number)
68,635 (sixtyeight thousand six hundred thirtyfive) is an odd fivedigits composite number following 68634 and preceding 68636. In scientific notation, it is written as 6.8635 × 10^{4}. The sum of its digits is 28. It has a total of 4 prime factors and 16 positive divisors. There are 44,928 positive integers (up to 68635) that are relatively prime to 68635.
Basic properties
 Is Prime? No
 Number parity Odd
 Number length 5
 Sum of Digits 28
 Digital Root 1
Name
Short name  68 thousand 635 

Full name  sixtyeight thousand six hundred thirtyfive 
Notation
Scientific notation  6.8635 × 10^{4} 

Engineering notation  68.635 × 10^{3} 
Prime Factorization of 68635
Prime Factorization 5 × 7 × 37 × 53
Composite numberω(n)  Distinct Factors  4  Total number of distinct prime factors 

Ω(n)  Total Factors  4  Total number of prime factors 
rad(n)  Radical  68635  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 68,635 is 5 × 7 × 37 × 53. Since it has a total of 4 prime factors, 68,635 is a composite number.
Divisors of 68635
16 divisors
τ(n)  Total Divisors  16  Total number of the positive divisors of n 

σ(n)  Sum of Divisors  98496  Sum of all the positive divisors of n 
s(n)  Aliquot Sum  29861  Sum of the proper positive divisors of n 
A(n)  Arithmetic Mean  6156  Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) 
G(n)  Geometric Mean  261.98282386447  Returns the nth root of the product of n divisors 
H(n)  Harmonic Mean  11.149285250162  Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors 
The number 68,635 can be divided by 16 positive divisors (out of which 0 are even, and 16 are odd). The sum of these divisors (counting 68,635) is 98,496, the average is 6,156.
Other Arithmetic Functions (n = 68635)
φ(n)  Euler Totient  44928  Total number of positive integers not greater than n that are coprime to n 

λ(n)  Carmichael Lambda  468  Smallest positive number such that a^{λ(n)} ≡ 1 (mod n) for all a coprime to n 
π(n)  Prime Pi  ≈ 6821  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 44,928 positive integers (less than 68,635) that are coprime with 68,635. And there are approximately 6,821 prime numbers less than or equal to 68,635.
Divisibility of 68635
m  2  3  4  5  6  7  8  9 

n mod m  1  1  3  0  1  0  3  1 
The number 68,635 is divisible by 5 and 7.
Classification of 68635
By Arithmetic functions
 Arithmetic
 Deficient
Expressible via specific sums
 Polite
By Shape (2D, noncentered)
 Triangle
By Shape (2D, centered)
 Centered Nonagonal
By Powers
 Square Free
Other numbers
 LucasCarmichael
Base conversion (68635)
Base  System  Value 

2  Binary  10000110000011011 
3  Ternary  10111011001 
4  Quaternary  100300123 
5  Quinary  4144020 
6  Senary  1245431 
8  Octal  206033 
10  Decimal  68635 
12  Duodecimal  33877 
16  Hexadecimal  10c1b 
20  Vigesimal  8bbf 
36  Base36  1gyj 
Basic calculations (n = 68635)
Multiplication
n×yn×2  137270 

n×3  205905 
n×4  274540 
n×5  343175 
Division
n÷yn÷2  34317.500 

n÷3  22878.333 
n÷4  17158.750 
n÷5  13727.000 
Exponentiation
n^{y}n^{2}  4710763225 

n^{3}  323323233947875 
n^{4}  22191290162012400625 
n^{5}  1523099200269721116896875 
Nth Root
^{y}√n^{2}√n  261.98282386447 

^{3}√n  40.943209098307 
^{4}√n  16.185883474944 
^{5}√n  9.2748976884442 
68635 as geometric shapes
Circle
Radius = nDiameter  137270 

Circumference  431246.42355827 
Area  14799299140.461 
Sphere
Radius = nVolume  1.3543331953407E+15 

Surface area  59197196561.844 
Circumference  431246.42355827 
Square
Length = nPerimeter  274540 

Area  4710763225 
Diagonal  97064.547853477 
Cube
Length = nSurface area  28264579350 

Volume  323323233947875 
Space diagonal  118879.30717749 
Equilateral Triangle
Length = nPerimeter  205905 

Area  2039820312.0318 
Altitude  59439.653588745 
Triangular Pyramid
Length = nSurface area  8159281248.127 

Volume  38104008539951 
Height  56040.242831974 
Cryptographic Hash Functions
md5  53cd3f9da90f47412176a5262e8bb0e5 

sha1  f9b7c5384d2272f4044abc40b7f06e842bd89014 
sha256  6d4ae0d79de24162ea8c38ce8507906abf0384fd595278137d10ae23f6f2160c 
sha512  91d2195f497c1204ed4143699a3f75512644a89b5d8c901d91aee9d3389edfba16e35fad084502e28f563c75f779b26fef6ae76b826d8c3c865b5b0dfd3f2261 
ripemd160  dc211a57a2d8caab0e34fe3be907c5edc38eed4a 