20808529 is an odd 8-digits composite number following 20808528
and preceding 20808530 . In scientific notation, it is written as 2.0808529 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 17814816 positive integers (up to 20808529) that are relatively prime to 20808529.
20808529 has 8 divisors, whose sum is 23809280
The reverse of 20808529 is 92580802
Previous prime number is 2089
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million eight hundred eight thousand five hundred twenty-nine
Scientific notation
2.0808529 × 10^7
Engineering notation
2.0808529 × 10^6
Prime Factorization
7 × 2089 × 1423
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20808529
Product of the distinct prime numbers
The prime factorization of 20808529 is 7 × 2089 × 1423.
Since it has a total of 3 prime factors.
1 , 2 , 67 , 43 , 637 , 798 , 9214 , 9909 , 7574 , 11562 , 157065 , 844429 , 314852 , 597543 , 1774429 , 95335144 , 229716291 , 618654708 , 8994018740 , 9557439533
n×2
41617058
n×3
62425587
n×4
83234116
n×5
104042645
n÷2
10404264.5
n÷3
6936176.3333333
n÷3
5202132.25
n÷5
4161705.8
n2
432994879143841
n3
9.0099864995161E+21
n4
1.8748456536479E+29
n5
3.9012780154456E+36
2 √n
4561.6366580428
3 √n
275.05135790112
4 √n
67.539889384295
5 √n
29.083607570855
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20808528
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20808529 can be divided by 8 positive divisors.
The sum of these divisors (counting 20808529) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111011000001101010001
3
Ternary
1110011011221021
4
Quaternary
1033120031101
5
Quinary
20311333104
6
Senary
2021555441
8
Octal
117301521
10
Decimal
20808529
12
Duodecimal
6b75b81
16
Hexadecimal
13d8351
20
Vigesimal
6a1169
36
Base36
cdzyp
md5
c96926b8d28adb28a3ffed5790452efc
sha1
58c20f402e5e15228eed1498b952e5ef13d03132
sha256
9cc49c3bbe812c79a2338a615cedfff7794fff5ab9e3a39a685435d139809b02
sha512
8001dfe09387c4ef71edf8c34caedab2b7d4437ff2bd486f0cb2907e01ec876c5e1f1dad710879d72b07167ab887abafd4aecf42012942c307c9555e5324add3
ripemd-160
f0a0af2e2fc301f3eea2832496f8a11814c901df
Diameter
41617058
Circumference
130743843.67682
Area
1.3602935313603E+15
Volume
3.7740943194431E+22
Surface area
5.4411741254412E+15
Circumference
130743843.67682
Perimeter
83234116
Area
432994879143841
Diagonal
29427703.924834
Surface area
2597969274863046
Volume
9.0099864995161E+21
Space diagonal
36041429.45877
Perimeter
62425587
Area
1.8749228252357E+14
Altitude
18020714.729385
Surface area
1.8749228252357E+14
Volume
1.0618370920345E+21
Height
9809234.6416113