28931073 is an odd 8-digits composite number following 28931072
and preceding 28931074 . In scientific notation, it is written as 2.8931073 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 19287380 positive integers (up to 28931073) that are relatively prime to 28931073.
28931073 has 4 divisors, whose sum is 38574768
The reverse of 28931073 is 37013982
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty-eight million nine hundred thirty-one thousand seventy-three
Scientific notation
2.8931073 × 10^7
Engineering notation
2.8931073 × 10^6
Prime Factorization
3 × 9643691
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28931073
Product of the distinct prime numbers
The prime factorization of 28931073 is 3 × 9643691.
Since it has a total of 2 prime factors.
1 , 10 , 72 , 53 , 647 , 939 , 4144 , 479 , 29315 , 283 , 367833 , 366166 , 9556815 , 2387193 , 9980943 , 26823116 , 487872731 , 744029415 , 9655469646 , 4130537010
n×2
57862146
n×3
86793219
n×4
115724292
n×5
144655365
n÷2
14465536.5
n÷3
9643691
n÷3
7232768.25
n÷5
5786214.6
n2
837006984931329
n3
2.4215510182558E+22
n4
7.0058069282383E+29
n5
2.0268551166477E+37
2 √n
5378.761288624
3 √n
306.98808075473
4 √n
73.340038782537
5 √n
31.065110891143
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28931072
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28931073 can be divided by 4 positive divisors.
The sum of these divisors (counting 28931073) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101110010111010000000001
3
Ternary
2000102211222020
4
Quaternary
1232113100001
5
Quinary
24401243243
6
Senary
2512032053
8
Octal
156272001
10
Decimal
28931073
12
Duodecimal
9832629
16
Hexadecimal
1b97401
20
Vigesimal
90g7dd
36
Base36
h83cx
md5
dd33e024f4c1ef14f665aedc677d06fa
sha1
77e9e91060ebddfb0e12a59be491258c0a94a4e7
sha256
d42c99b9a051ac51fcc64b0bd552e727b3aef3d2b521eec36ccad5937662be72
sha512
e11015952fe741b08a1f1660b8d41f82bc65ce7f90641d3646c1a1fae76c25850265fc7f5f0f12bbc42864860b256cc6cfc0aff7cb9b328708f9a39e26ca2d98
ripemd-160
8b33c7773ccbbeea8899bf42da191af248b81ace
Diameter
57862146
Circumference
181779292.79454
Area
2.6295349948636E+15
Volume
1.014336918566E+23
Surface area
1.0518139979454E+16
Circumference
181779292.79454
Perimeter
115724292
Area
837006984931329
Diagonal
40914715.810606
Surface area
5022041909587974
Volume
2.4215510182558E+22
Space diagonal
50110088.353484
Perimeter
86793219
Area
3.6243465604777E+14
Altitude
25055044.176742
Surface area
3.6243465604777E+14
Volume
2.8538252433298E+21
Height
13638238.603535