90455 (number)
90,455 (ninety thousand four hundred fiftyfive) is an odd fivedigits composite number following 90454 and preceding 90456. In scientific notation, it is written as 9.0455 × 10^{4}. The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors. There are 71,136 positive integers (up to 90455) that are relatively prime to 90455.
Basic properties
 Is Prime? No
 Number parity Odd
 Number length 5
 Sum of Digits 23
 Digital Root 5
Name
Short name  90 thousand 455 

Full name  ninety thousand four hundred fiftyfive 
Notation
Scientific notation  9.0455 × 10^{4} 

Engineering notation  90.455 × 10^{3} 
Prime Factorization of 90455
Prime Factorization 5 × 79 × 229
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  90455  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 90,455 is 5 × 79 × 229. Since it has a total of 3 prime factors, 90,455 is a composite number.
Divisors of 90455
8 divisors
τ(n)  Total Divisors  8  Total number of the positive divisors of n 

σ(n)  Sum of Divisors  110400  Sum of all the positive divisors of n 
s(n)  Aliquot Sum  19945  Sum of the proper positive divisors of n 
A(n)  Arithmetic Mean  13800  Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) 
G(n)  Geometric Mean  300.75737729938  Returns the nth root of the product of n divisors 
H(n)  Harmonic Mean  6.5547101449275  Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors 
The number 90,455 can be divided by 8 positive divisors (out of which 0 are even, and 8 are odd). The sum of these divisors (counting 90,455) is 110,400, the average is 13,800.
Other Arithmetic Functions (n = 90455)
φ(n)  Euler Totient  71136  Total number of positive integers not greater than n that are coprime to n 

λ(n)  Carmichael Lambda  2964  Smallest positive number such that a^{λ(n)} ≡ 1 (mod n) for all a coprime to n 
π(n)  Prime Pi  ≈ 8751  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 71,136 positive integers (less than 90,455) that are coprime with 90,455. And there are approximately 8,751 prime numbers less than or equal to 90,455.
Divisibility of 90455
m  2  3  4  5  6  7  8  9 

n mod m  1  2  3  0  5  1  7  5 
The number 90,455 is divisible by 5.
Classification of 90455
By Arithmetic functions
 Arithmetic
 Deficient
Expressible via specific sums
 Polite
By Powers
 Square Free
Other numbers
 LucasCarmichael
 Sphenic
Base conversion (90455)
Base  System  Value 

2  Binary  10110000101010111 
3  Ternary  11121002012 
4  Quaternary  112011113 
5  Quinary  10343310 
6  Senary  1534435 
8  Octal  260527 
10  Decimal  90455 
12  Duodecimal  4441b 
16  Hexadecimal  16157 
20  Vigesimal  b62f 
36  Base36  1xsn 
Basic calculations (n = 90455)
Multiplication
n×yn×2  180910 

n×3  271365 
n×4  361820 
n×5  452275 
Division
n÷yn÷2  45227.500 

n÷3  30151.666 
n÷4  22613.750 
n÷5  18091.000 
Exponentiation
n^{y}n^{2}  8182107025 

n^{3}  740112490946375 
n^{4}  66946875368554350625 
n^{5}  6055679611462583785784375 
Nth Root
^{y}√n^{2}√n  300.75737729938 

^{3}√n  44.889440525558 
^{4}√n  17.342357893302 
^{5}√n  9.8013639414489 
90455 as geometric shapes
Circle
Radius = nDiameter  180910 

Circumference  568345.52696093 
Area  25704847320.625 
Sphere
Radius = nVolume  3.1001759525162E+15 

Surface area  102819389282.5 
Circumference  568345.52696093 
Square
Length = nPerimeter  361820 

Area  8182107025 
Diagonal  127922.68778446 
Cube
Length = nSurface area  49092642150 

Volume  740112490946375 
Space diagonal  156672.65579864 
Equilateral Triangle
Length = nPerimeter  271365 

Area  3542956270.0666 
Altitude  78336.327899321 
Triangular Pyramid
Length = nSurface area  14171825080.266 

Volume  87223093531508 
Height  73856.198227817 
Cryptographic Hash Functions
md5  efb67a49632aec133a7ff56c3ecd21ee 

sha1  c8b26248a1018b6647a3a09c2f5a787e05f40038 
sha256  5de7e81fce9b3e30d3f6fe8aff7d565f1054bd0ec84c56167ff3e10dcd30dee2 
sha512  72c81e78f401942b49eb0c9af9c4e98bc9bf0a737e63793553ac0333e1ed1ba7dd5d851cd28989b43230a4d23a11084b9881c6374474adf7b107a1d8e383ac76 
ripemd160  43d1868399bb502ebb3596a19d202ce16d8834ad 