20808532 is an even 8-digits composite number following 20808531
and preceding 20808533 . In scientific notation, it is written as 2.0808532 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 6 positive divisors.
There are 10404264 positive integers (up to 20808532) that are relatively prime to 20808532.
20808532 has 6 divisors, whose sum is 36414938
The reverse of 20808532 is 23580802
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million eight hundred eight thousand five hundred thirty-two
Scientific notation
2.0808532 × 10^7
Engineering notation
2.0808532 × 10^6
Prime Factorization
2 × 2 × 5202133
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10404266
Product of the distinct prime numbers
The prime factorization of 20808532 is 2 × 2 × 5202133.
Since it has a total of 3 prime factors.
1 , 6 , 95 , 28 , 624 , 17 , 8542 , 415 , 96524 , 16818 , 572535 , 649278 , 9438111 , 7073741 , 21477056 , 42813690 , 713047699 , 685152697 , 8033198336 , 3079945687
n×2
41617064
n×3
62425596
n×4
83234128
n×5
104042660
n÷2
10404266
n÷3
6936177.3333333
n÷3
5202133
n÷5
4161706.4
n2
432995003995024
n3
9.0099903964706E+21
n4
1.8748467348465E+29
n5
3.9012808277149E+36
2 √n
4561.6369868721
3 √n
275.05137111932
4 √n
67.539891818629
5 √n
29.083608409461
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20808531
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20808532 can be divided by 6 positive divisors.
The sum of these divisors (counting 20808532) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001111011000001101010100
3
Ternary
1110011011221101
4
Quaternary
1033120031110
5
Quinary
20311333112
6
Senary
2021555444
8
Octal
117301524
10
Decimal
20808532
12
Duodecimal
6b75b84
16
Hexadecimal
13d8354
20
Vigesimal
6a116c
36
Base36
cdzys
md5
367ba1d8c9bc77d5421e2bae5d31749d
sha1
b09ebc47c0a601be3511b85a67c279f3ac8ce6ce
sha256
28de2802faa554a4db32a1896f5e86b95f54ce67d727004063205b73ca91e17e
sha512
245d199622d8b5e64b7204a12d4e255857dd40d189f1e8904e9e772b4e13506d68d356f9cc9feb4627213b72bf9a23e4a2b24f84e9ff80926cefa542d9f64fa9
ripemd-160
7939ed0a9256e90c42ec76f7a217e64df603ab5d
Diameter
41617064
Circumference
130743862.52638
Area
1.3602939235919E+15
Volume
3.7740959517955E+22
Surface area
5.4411756943674E+15
Circumference
130743862.52638
Perimeter
83234128
Area
432995003995024
Diagonal
29427708.167475
Surface area
2597970023970144
Volume
9.0099903964706E+21
Space diagonal
36041434.654923
Perimeter
62425596
Area
1.8749233658572E+14
Altitude
18020717.327461
Surface area
1.8749233658572E+14
Volume
1.061837551295E+21
Height
9809236.0558248