20831009 is an odd 8-digits prime number following 20831008
and preceding 20831010 . In scientific notation, it is written as 2.0831009 × 10^7.
The sum of its digits is 23. It has a total of 1 prime factors and 2 positive divisors.
There are 20831008 positive integers (up to 20831009) that are relatively prime to 20831009.
20831009 has 2 divisors, whose sum is 20831010
The reverse of 20831009 is 90013802
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million eight hundred thirty-one thousand nine
Scientific notation
2.0831009 × 10^7
Engineering notation
2.0831009 × 10^6
Prime Factorization
20831009
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20831009
Product of the distinct prime numbers
The prime factorization of 20831009 is 20831009.
Since it has a total of 1 prime factors.
3 , 5 , 11 , 79 , 292 , 346 , 9204 , 2950 , 53803 , 9039 , 455328 , 701835 , 2513335 , 7816780 , 83041028 , 62269707 , 568375456 , 640659155 , 5147798932 , 5023787751
n×2
41662018
n×3
62493027
n×4
83324036
n×5
104155045
n÷2
10415504.5
n÷3
6943669.6666667
n÷3
5207752.25
n÷5
4166201.8
n2
433930935958081
n3
9.0392192323212E+21
n4
1.8829605718146E+29
n5
3.9223968618114E+36
2 √n
4564.1000208146
3 √n
275.15037065454
4 √n
67.558123277772
5 √n
29.089888814037
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20831010
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10415505
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4564.1001303652
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999039893
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20831009 can be divided by 2 positive divisors.
The sum of these divisors (counting 20831009) is 20831010, the average is 10415505.
Base
System
Value
2
Binary
1001111011101101100100001
3
Ternary
1110012022202212
4
Quaternary
1033131230201
5
Quinary
20313043014
6
Senary
2022251505
8
Octal
117355441
10
Decimal
20831009
12
Duodecimal
6b86b95
16
Hexadecimal
13ddb21
20
Vigesimal
6a3ha9
36
Base36
cehb5
md5
e95bee51574d36c05ae48346d96b9eed
sha1
efab32fc9e0bea4f28c02d0967c8e9f2fd4c50af
sha256
7abb39245207cfba9ee17877ed45b5e8a6e00a259f3174c2dfb9f89c8d120d11
sha512
43a567dcd8d4047e8ffe71651342a77f57f19e5aeed8259047730ca7f6f1ead1d978b5ed7887b7f9bf8805ffba926c215c4a2e637a3161e6cf46a6ba5f4d1b76
ripemd-160
6e44af6cb59942acee16159bb0d6c34732732e06
Diameter
41662018
Circumference
130885089.68253
Area
1.3632342405713E+15
Volume
3.7863392979264E+22
Surface area
5.452936962285E+15
Circumference
130885089.68253
Perimeter
83324036
Area
433930935958081
Diagonal
29459495.445716
Surface area
2603585615748486
Volume
9.0392192323212E+21
Space diagonal
36080365.960925
Perimeter
62493027
Area
1.8789760701383E+14
Altitude
18040182.980462
Surface area
1.8789760701383E+14
Volume
1.0652822026344E+21
Height
9819831.8152387