20815323 is an odd 8-digits composite number following 20815322
and preceding 20815324 . In scientific notation, it is written as 2.0815323 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 13876880 positive integers (up to 20815323) that are relatively prime to 20815323.
20815323 has 4 divisors, whose sum is 27753768
The reverse of 20815323 is 32351802
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million eight hundred fifteen thousand three hundred twenty-three
Scientific notation
2.0815323 × 10^7
Engineering notation
2.0815323 × 10^6
Prime Factorization
3 × 6938441
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20815323
Product of the distinct prime numbers
The prime factorization of 20815323 is 3 × 6938441.
Since it has a total of 2 prime factors.
1 , 8 , 60 , 9 , 776 , 918 , 2749 , 1859 , 38147 , 35786 , 906961 , 282576 , 4064624 , 2004309 , 97995595 , 83475909 , 972185634 , 381971901 , 204365738 , 2745981365
n×2
41630646
n×3
62445969
n×4
83261292
n×5
104076615
n÷2
10407661.5
n÷3
6938441
n÷3
5203830.75
n÷5
4163064.6
n2
433277671594329
n3
9.0188146829239E+21
n4
1.877295407022E+29
n5
3.907651026358E+36
2 √n
4562.3812861268
3 √n
275.08128946725
4 √n
67.545401665301
5 √n
29.085506486718
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
-20815322
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 20815323 can be divided by 4 positive divisors.
The sum of these divisors (counting 20815323) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111011001110111011011
3
Ternary
1110011112020220
4
Quaternary
1033121313123
5
Quinary
20312042243
6
Senary
2022051123
8
Octal
117316733
10
Decimal
20815323
12
Duodecimal
6b79aa3
16
Hexadecimal
13d9ddb
20
Vigesimal
6a1i63
36
Base36
ce57f
md5
ec16663cb73ea6c6d6fc17067e1c5c8d
sha1
74f336760ef746ffa460abd608ec2e24fb6c994f
sha256
a55795cd59023dedc7388178e9c904e85ca35aadf12d790cfcb0faa1b06db23a
sha512
78322e9434b3d5bdab0b71a6ea1d93b1448d5cebd549ae8d897aec20f62abe882b28d1bce8da88760191abc49b2e71a16c11c67782602c9e5aafdb1efcdfe96f
ripemd-160
6690348750c14108432e503fbcfb881f7d345537
Diameter
41630646
Circumference
130786531.6378
Area
1.3611819500452E+15
Volume
3.7777922602615E+22
Surface area
5.4447278001809E+15
Circumference
130786531.6378
Perimeter
83261292
Area
433277671594329
Diagonal
29437312.091777
Surface area
2599666029565974
Volume
9.0188146829239E+21
Space diagonal
36053197.011957
Perimeter
62445969
Area
1.8761473524663E+14
Altitude
18026598.505979
Surface area
1.8761473524663E+14
Volume
1.0628775034267E+21
Height
9812437.3639255