7225 (number)
7,225 (seven thousand two hundred twentyfive) is an odd fourdigits composite number following 7224 and preceding 7226. In scientific notation, it is written as 7.225 × 10^{3}. The sum of its digits is 16. It has a total of 4 prime factors and 9 positive divisors. There are 5,440 positive integers (up to 7225) that are relatively prime to 7225.
Basic properties
 Is Prime? No
 Number parity Odd
 Number length 4
 Sum of Digits 16
 Digital Root 7
Name
Short name  7 thousand 225 

Full name  seven thousand two hundred twentyfive 
Notation
Scientific notation  7.225 × 10^{3} 

Engineering notation  7.225 × 10^{3} 
Prime Factorization of 7225
Prime Factorization 5^{2} × 17^{2}
Composite numberω(n)  Distinct Factors  2  Total number of distinct prime factors 

Ω(n)  Total Factors  4  Total number of prime factors 
rad(n)  Radical  85  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 7,225 is 5^{2} × 17^{2}. Since it has a total of 4 prime factors, 7,225 is a composite number.
Divisors of 7225
9 divisors
τ(n)  Total Divisors  9  Total number of the positive divisors of n 

σ(n)  Sum of Divisors  9517  Sum of all the positive divisors of n 
s(n)  Aliquot Sum  2292  Sum of the proper positive divisors of n 
A(n)  Arithmetic Mean  1057.444  Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) 
G(n)  Geometric Mean  85  Returns the nth root of the product of n divisors 
H(n)  Harmonic Mean  6.8325102448279  Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors 
The number 7,225 can be divided by 9 positive divisors (out of which 0 are even, and 9 are odd). The sum of these divisors (counting 7,225) is 9,517, the average is 10,57.,444.
Other Arithmetic Functions (n = 7225)
φ(n)  Euler Totient  5440  Total number of positive integers not greater than n that are coprime to n 

λ(n)  Carmichael Lambda  1360  Smallest positive number such that a^{λ(n)} ≡ 1 (mod n) for all a coprime to n 
π(n)  Prime Pi  ≈ 926  Total number of primes less than or equal to n 
r_{2}(n)  Sum of 2 squares  36  The number of ways n can be represented as the sum of 2 squares 
There are 5,440 positive integers (less than 7,225) that are coprime with 7,225. And there are approximately 926 prime numbers less than or equal to 7,225.
Divisibility of 7225
m  2  3  4  5  6  7  8  9 

n mod m  1  1  1  0  1  1  1  7 
The number 7,225 is divisible by 5.
Classification of 7225
By Arithmetic functions
 Deficient
Expressible via specific sums
 Polite
By Shape (2D, noncentered)
 Square
By Shape (2D, centered)
 Centered Octagonal
By Powers
 Powerful
 Perfect Power
 Perfect Square
Other numbers
 Frugal
Base conversion (7225)
Base  System  Value 

2  Binary  1110000111001 
3  Ternary  100220121 
4  Quaternary  1300321 
5  Quinary  212400 
6  Senary  53241 
8  Octal  16071 
10  Decimal  7225 
12  Duodecimal  4221 
16  Hexadecimal  1c39 
20  Vigesimal  i15 
36  Base36  5kp 
Basic calculations (n = 7225)
Multiplication
n×yn×2  14450 

n×3  21675 
n×4  28900 
n×5  36125 
Division
n÷yn÷2  3612.500 

n÷3  2408.333 
n÷4  1806.250 
n÷5  1445.000 
Exponentiation
n^{y}n^{2}  52200625 

n^{3}  377149515625 
n^{4}  2724905250390625 
n^{5}  19687440434072265625 
Nth Root
^{y}√n^{2}√n  85 

^{3}√n  19.332111165971 
^{4}√n  9.2195444572929 
^{5}√n  5.9124512148516 
7225 as geometric shapes
Circle
Radius = nDiameter  14450 

Circumference  45396.013844373 
Area  163993100.0128 
Sphere
Radius = nVolume  1579800196789.9 

Surface area  655972400.05118 
Circumference  45396.013844373 
Square
Length = nPerimeter  28900 

Area  52200625 
Diagonal  10217.692988146 
Cube
Length = nSurface area  313203750 

Volume  377149515625 
Space diagonal  12514.067084685 
Equilateral Triangle
Length = nPerimeter  21675 

Area  22603533.671713 
Altitude  6257.0335423426 
Triangular Pyramid
Length = nSurface area  90414134.68685 

Volume  44447496669.943 
Height  5899.1877972028 
Cryptographic Hash Functions
md5  f629ed9325990b10543ab5946c1362fb 

sha1  242085a1639cc4fe05cc428f19d5201ccd9719a6 
sha256  d4fe640d31065f0b9d99e8c04a8c539bc9b8550098089fbca876211bb55ec89b 
sha512  3ec99c63abde21143b6fbad4d2b3e446ff02df6cf6617c9d902aa7f75f5d67d245d6dd15c35a5c80b546e92977c3a94e3702829661b850a4779139eaf922d6d5 
ripemd160  dafa65c4a5ce3f77718360a5da0500b7dbf198be 