20808533 is an odd 8-digits composite number following 20808532
and preceding 20808534 . In scientific notation, it is written as 2.0808533 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 19742040 positive integers (up to 20808533) that are relatively prime to 20808533.
20808533 has 8 divisors, whose sum is 21550080
The reverse of 20808533 is 33580802
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million eight hundred eight thousand five hundred thirty-three
Scientific notation
2.0808533 × 10^7
Engineering notation
2.0808533 × 10^6
Prime Factorization
1829 × 31 × 367
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20808533
Product of the distinct prime numbers
The prime factorization of 20808533 is 1829 × 31 × 367.
Since it has a total of 3 prime factors.
2 , 7 , 39 , 10 , 43 , 743 , 9458 , 2759 , 46358 , 24461 , 891948 , 101601 , 2820217 , 9162787 , 39818773 , 56203202 , 86370424 , 500526352 , 9950117542 , 2447543207
n×2
41617066
n×3
62425599
n×4
83234132
n×5
104042665
n÷2
10404266.5
n÷3
6936177.6666667
n÷3
5202133.25
n÷5
4161706.6
n2
432995045612089
n3
9.0099916954557E+21
n4
1.8748470952462E+29
n5
3.9012817651384E+36
2 √n
4561.6370964819
3 √n
275.05137552539
4 √n
67.539892630074
5 √n
29.083608688997
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
-20808532
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 20808533 can be divided by 8 positive divisors.
The sum of these divisors (counting 20808533) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111011000001101010101
3
Ternary
1110011011221102
4
Quaternary
1033120031111
5
Quinary
20311333113
6
Senary
2021555445
8
Octal
117301525
10
Decimal
20808533
12
Duodecimal
6b75b85
16
Hexadecimal
13d8355
20
Vigesimal
6a116d
36
Base36
cdzyt
md5
8ee890a3357b0f1a043dd1f40fc4d9a6
sha1
d94c24a2b259838dab11cb0b00a65db1f542f2e2
sha256
2cbccb8ba785fee183fc4aeb6de214d098586aab681d3318f7274ae721510180
sha512
08c8c0e61a439f83d64ca61f32fe634a6e391391227431e29754daf16a93e83bfbcd99e5744b0b74e741e5a38ac805c16beaf4bc4692a07874dac104b9987b5f
ripemd-160
bd10f9330da7dd35d70e8ba6b3cc6cc0e6bb7f40
Diameter
41617066
Circumference
130743868.80956
Area
1.3602940543357E+15
Volume
3.7740964959131E+22
Surface area
5.4411762173429E+15
Circumference
130743868.80956
Perimeter
83234132
Area
432995045612089
Diagonal
29427709.581688
Surface area
2597970273672534
Volume
9.0099916954557E+21
Space diagonal
36041436.386974
Perimeter
62425599
Area
1.8749235460644E+14
Altitude
18020718.193487
Surface area
1.8749235460644E+14
Volume
1.0618377043819E+21
Height
9809236.5272294