20530143 is an odd 8-digits composite number following 20530142
and preceding 20530144 . In scientific notation, it is written as 2.0530143 × 10^7.
The sum of its digits is 18. It has a total of 2 prime factors and 4 positive divisors.
There are 13686756 positive integers (up to 20530143) that are relatively prime to 20530143.
20530143 has 4 divisors, whose sum is 22811280
The reverse of 20530143 is 34103502
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million five hundred thirty thousand one hundred forty-three
Scientific notation
2.0530143 × 10^7
Engineering notation
2.0530143 × 10^6
Prime Factorization
9 × 2281127
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20530143
Product of the distinct prime numbers
The prime factorization of 20530143 is 9 × 2281127.
Since it has a total of 2 prime factors.
1 , 2 , 92 , 80 , 863 , 531 , 4710 , 7499 , 49004 , 49876 , 537622 , 513210 , 3466715 , 9511891 , 45345755 , 55615003 , 893609411 , 685571469 , 387451793 , 7130094628
n×2
41060286
n×3
61590429
n×4
82120572
n×5
102650715
n÷2
10265071.5
n÷3
6843381
n÷3
5132535.75
n÷5
4106028.6
n2
421486771600449
n3
8.6531836935656E+21
n4
1.7765109863417E+29
n5
3.6472024590666E+36
2 √n
4531.0200838222
3 √n
273.81925938823
4 √n
67.312852293022
5 √n
29.005369002781
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
-20530142
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 20530143 can be divided by 4 positive divisors.
The sum of these divisors (counting 20530143) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110010100001111011111
3
Ternary
1102122001001200
4
Quaternary
1032110033133
5
Quinary
20223431033
6
Senary
2012010543
8
Octal
116241737
10
Decimal
20530143
12
Duodecimal
6a60a53
16
Hexadecimal
13943df
20
Vigesimal
686573
36
Base36
c815r
md5
e61cd11202fe9e5f72f8f2c3a4ab4b4c
sha1
90276191685f92476529fa84dc0a071105c788df
sha256
a115b7e92c8c414c2f167d8342e168d64406e43a8c7b8c0372a88530857b5f22
sha512
6d2402860832e39db7141976e9b37ceb6e35d4b2dd91629aadd5136556218454489b4ecd5586fc812674a2e61c0583ec2bd23b795feb04a76bc2bfeb69b1f05b
ripemd-160
be3d9c99e0c85f26c337ccc9829463385e63539b
Diameter
41060286
Circumference
128994692.8519
Area
1.3241397452452E+15
Volume
3.6246371095825E+22
Surface area
5.296558980981E+15
Circumference
128994692.8519
Perimeter
82120572
Area
421486771600449
Diagonal
29034006.668059
Surface area
2528920629602694
Volume
8.6531836935656E+21
Space diagonal
35559250.762655
Perimeter
61590429
Area
1.8250912578254E+14
Altitude
17779625.381327
Surface area
1.8250912578254E+14
Volume
1.0197874780955E+21
Height
9678002.2226864