20809323 is an odd 8-digits composite number following 20809322
and preceding 20809324 . In scientific notation, it is written as 2.0809323 × 10^7.
The sum of its digits is 27. It has a total of 2 prime factors and 4 positive divisors.
There are 13872876 positive integers (up to 20809323) that are relatively prime to 20809323.
20809323 has 4 divisors, whose sum is 23121480
The reverse of 20809323 is 32390802
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million eight hundred nine thousand three hundred twenty-three
Scientific notation
2.0809323 × 10^7
Engineering notation
2.0809323 × 10^6
Prime Factorization
9 × 2312147
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20809323
Product of the distinct prime numbers
The prime factorization of 20809323 is 9 × 2312147.
Since it has a total of 2 prime factors.
4 , 5 , 66 , 57 , 351 , 63 , 5130 , 1812 , 7840 , 53750 , 633813 , 283670 , 5193113 , 6377798 , 97624995 , 85376411 , 927899600 , 66743804 , 3055628038 , 6055750815
n×2
41618646
n×3
62427969
n×4
83237292
n×5
104046615
n÷2
10404661.5
n÷3
6936441
n÷3
5202330.75
n÷5
4161864.6
n2
433027923718329
n3
9.0110179326741E+21
n4
1.8751318271981E+29
n5
3.9020223859745E+36
2 √n
4561.7236873796
3 √n
275.05485627432
4 √n
67.540533662236
5 √n
29.083829518615
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
-20809322
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 20809323 can be divided by 4 positive divisors.
The sum of these divisors (counting 20809323) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111011000011001101011
3
Ternary
1110011020000200
4
Quaternary
1033120121223
5
Quinary
20311344243
6
Senary
2022003243
8
Octal
117303153
10
Decimal
20809323
12
Duodecimal
6b76523
16
Hexadecimal
13d866b
20
Vigesimal
6a1363
36
Base36
ce0kr
md5
a7b16fdc9c1b30e42070d13a75662298
sha1
5bafc8511369429a499abe01281722db90b067c2
sha256
18321e8c64b5fada418acf228128f553384b097618840f1b4ed874cf9b04c595
sha512
fec20ea986f9758c20d5c881c8cde527b17766901a5b336693527cbf002b09cdef9db45d8cd0351cead51c48d7be200704e37a744658fdaa9e92d44e5fac87ff
ripemd-160
145d1abab7f21181419d95be35f14078977004bb
Diameter
41618646
Circumference
130748832.52595
Area
1.3603973439527E+15
Volume
3.774526365154E+22
Surface area
5.441589375811E+15
Circumference
130748832.52595
Perimeter
83237292
Area
433027923718329
Diagonal
29428826.810402
Surface area
2598167542309974
Volume
9.0110179326741E+21
Space diagonal
36042804.707112
Perimeter
62427969
Area
1.8750659124405E+14
Altitude
18021402.353556
Surface area
1.8750659124405E+14
Volume
1.0619586475979E+21
Height
9809608.9368008