102647 (number)
102,647 (one hundred two thousand six hundred fortyseven) is an odd sixdigits prime number following 102646 and preceding 102648. In scientific notation, it is written as 1.02647 × 10^{5}. The sum of its digits is 20. It has a total of 1 prime factor and 2 positive divisors. There are 102,646 positive integers (up to 102647) that are relatively prime to 102647.
Basic properties
 Is Prime? Yes
 Number parity Odd
 Number length 6
 Sum of Digits 20
 Digital Root 2
Name
Short name  102 thousand 647 

Full name  one hundred two thousand six hundred fortyseven 
Notation
Scientific notation  1.02647 × 10^{5} 

Engineering notation  102.647 × 10^{3} 
Prime Factorization of 102647
Prime Factorization 102647
Prime numberω(n)  Distinct Factors  1  Total number of distinct prime factors 

Ω(n)  Total Factors  1  Total number of prime factors 
rad(n)  Radical  102647  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  11.539051196496  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 102,647 is 102647. Since it has a total of 1 prime factor, 102,647 is a prime number.
Divisors of 102647
2 divisors
τ(n)  Total Divisors  2  Total number of the positive divisors of n 

σ(n)  Sum of Divisors  102648  Sum of all the positive divisors of n 
s(n)  Aliquot Sum  1  Sum of the proper positive divisors of n 
A(n)  Arithmetic Mean  51324  Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) 
G(n)  Geometric Mean  320.3857050494  Returns the nth root of the product of n divisors 
H(n)  Harmonic Mean  1.999980515938  Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors 
The number 102,647 can be divided by 2 positive divisors (out of which 0 are even, and 2 are odd). The sum of these divisors (counting 102,647) is 102,648, the average is 51,324.
Other Arithmetic Functions (n = 102647)
φ(n)  Euler Totient  102646  Total number of positive integers not greater than n that are coprime to n 

λ(n)  Carmichael Lambda  102646  Smallest positive number such that a^{λ(n)} ≡ 1 (mod n) for all a coprime to n 
π(n)  Prime Pi  ≈ 9792  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 102,646 positive integers (less than 102,647) that are coprime with 102,647. And there are approximately 9,792 prime numbers less than or equal to 102,647.
Divisibility of 102647
m  2  3  4  5  6  7  8  9 

n mod m  1  2  3  2  5  6  7  2 
102,647 is not divisible by any number less than or equal to 9.
Classification of 102647
By Arithmetic functions
 Arithmetic
 Prime
 Deficient
Expressible via specific sums
 Polite
 Nonhypotenuse
By Powers
 Prime Power
 Square Free
Base conversion (102647)
Base  System  Value 

2  Binary  11001000011110111 
3  Ternary  12012210202 
4  Quaternary  121003313 
5  Quinary  11241042 
6  Senary  2111115 
8  Octal  310367 
10  Decimal  102647 
12  Duodecimal  4b49b 
16  Hexadecimal  190f7 
20  Vigesimal  cgc7 
36  Base36  277b 
Basic calculations (n = 102647)
Multiplication
n×yn×2  205294 

n×3  307941 
n×4  410588 
n×5  513235 
Division
n÷yn÷2  51323.500 

n÷3  34215.666 
n÷4  25661.750 
n÷5  20529.400 
Exponentiation
n^{y}n^{2}  10536406609 

n^{3}  1081530529194023 
n^{4}  111015864230178878881 
n^{5}  11395445415635171380498007 
Nth Root
^{y}√n^{2}√n  320.3857050494 

^{3}√n  46.82186987688 
^{4}√n  17.89932135723 
^{5}√n  10.052388211896 
102647 as geometric shapes
Circle
Radius = nDiameter  205294 

Circumference  644950.12222606 
Area  33101097598.069 
Sphere
Radius = nVolume  4.5303044868654E+15 

Surface area  132404390392.28 
Circumference  644950.12222606 
Square
Length = nPerimeter  410588 

Area  10536406609 
Diagonal  145164.77953691 
Cube
Length = nSurface area  63218439654 

Volume  1081530529194023 
Space diagonal  177789.81924452 
Equilateral Triangle
Length = nPerimeter  307941 

Area  4562397893.9981 
Altitude  88894.909622261 
Triangular Pyramid
Length = nSurface area  18249591575.993 

Volume  1.2745959520889E+14 
Height  83810.924542488 
Cryptographic Hash Functions
md5  400c8ad70b7ea73470612dac9a5c74c0 

sha1  bdd7dcef2ca1ba8dacb5940e8c7e4cc6121e0462 
sha256  3de96edb72c6a38e85af1b02aa3c8c426c3412bc3df3a1391d2d3df00d10e3f3 
sha512  a0467ff4fadf7dc306c9414ba711676ed9e505ae0383d8167834846304beb272e51e23582c4b41587d94a9725a324fc1e1deab0376ed961be54ac65fe3c52c4e 
ripemd160  0b2bf5ebb9494ec191e78deac1fb779343caa78b 