20390635 is an odd 8-digits composite number following 20390634
and preceding 20390636 . In scientific notation, it is written as 2.0390635 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 16271904 positive integers (up to 20390635) that are relatively prime to 20390635.
20390635 has 8 divisors, whose sum is 24529680
The reverse of 20390635 is 53609302
Previous prime number is 419
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million three hundred ninety thousand six hundred thirty-five
Scientific notation
2.0390635 × 10^7
Engineering notation
2.0390635 × 10^6
Prime Factorization
5 × 419 × 9733
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20390635
Product of the distinct prime numbers
The prime factorization of 20390635 is 5 × 419 × 9733.
Since it has a total of 3 prime factors.
7 , 7 , 45 , 21 , 140 , 886 , 3451 , 7659 , 26071 , 36669 , 319821 , 730758 , 2047322 , 7279899 , 53084782 , 63000870 , 414399548 , 88866714 , 6787703627 , 5355729748
n×2
40781270
n×3
61171905
n×4
81562540
n×5
101953175
n÷2
10195317.5
n÷3
6796878.3333333
n÷3
5097658.75
n÷5
4078127
n2
415777995703225
n3
8.477977351416E+21
n4
1.7287134171099E+29
n5
3.5249564307891E+36
2 √n
4515.59907432
3 √n
273.1976233245
4 √n
67.198207374305
5 √n
28.96584151522
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
-20390634
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 20390635 can be divided by 8 positive divisors.
The sum of these divisors (counting 20390635) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110010001011101011
3
Ternary
1102100221200201
4
Quaternary
1031302023223
5
Quinary
20210000020
6
Senary
2005013031
8
Octal
115621353
10
Decimal
20390635
12
Duodecimal
69b4177
16
Hexadecimal
13722eb
20
Vigesimal
678gbf
36
Base36
c51ij
md5
615aec1f28df3440d1fdd3a6aa5ad144
sha1
4c642a4838ec7ed801b678875bc13aed6280a29b
sha256
04a3756fc32174db921372356d3db318c35e7c4436b1d8ee3d71a8d0b2afac08
sha512
21c2f0ac8d0787ec14e06013b34c457056c88abe8bde685a9973dcc52542bebc4396b4d4a45a61674f4f27b07bed06f93bf300ab290e285ffbf67f6236899930
ripemd-160
52e07d6d7fe6363157971ce5d652d150a902e7d7
Diameter
40781270
Circumference
128118138.23606
Area
1.3062050968255E+15
Volume
3.5512468486012E+22
Surface area
5.2248203873022E+15
Circumference
128118138.23606
Perimeter
81562540
Area
415777995703225
Diagonal
28836712.5624
Surface area
2494667974219350
Volume
8.477977351416E+21
Space diagonal
35317615.818592
Perimeter
61171905
Area
1.8003715330678E+14
Altitude
17658807.909296
Surface area
1.8003715330678E+14
Volume
9.9913921265537E+20
Height
9612237.5207998