20530139 is an odd 8-digits composite number following 20530138
and preceding 20530140 . In scientific notation, it is written as 2.0530139 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 17574696 positive integers (up to 20530139) that are relatively prime to 20530139.
20530139 has 8 divisors, whose sum is 23493120
The reverse of 20530139 is 93103502
Previous prime number is 2659
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million five hundred thirty thousand one hundred thirty-nine
Scientific notation
2.0530139 × 10^7
Engineering notation
2.0530139 × 10^6
Prime Factorization
7 × 2659 × 1103
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20530139
Product of the distinct prime numbers
The prime factorization of 20530139 is 7 × 2659 × 1103.
Since it has a total of 3 prime factors.
4 , 7 , 35 , 86 , 349 , 587 , 4987 , 8755 , 92537 , 68253 , 791705 , 470371 , 2418053 , 3506223 , 54890303 , 59661763 , 23204884 , 256512570 , 3271126830 , 1105103212
n×2
41060278
n×3
61590417
n×4
82120556
n×5
102650695
n÷2
10265069.5
n÷3
6843379.6666667
n÷3
5132534.75
n÷5
4106027.8
n2
421486607359321
n3
8.6531786357253E+21
n4
1.7765096018327E+29
n5
3.647198906046E+36
2 √n
4531.0196424205
3 √n
273.81924160499
4 √n
67.312849014289
5 √n
29.005367872526
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
-20530138
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 20530139 can be divided by 8 positive divisors.
The sum of these divisors (counting 20530139) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110010100001111011011
3
Ternary
1102122001001112
4
Quaternary
1032110033123
5
Quinary
20223431024
6
Senary
2012010535
8
Octal
116241733
10
Decimal
20530139
12
Duodecimal
6a60a4b
16
Hexadecimal
13943db
20
Vigesimal
68656j
36
Base36
c815n
md5
bcc3c1ecf75a6cc691358d4c97cea634
sha1
1741090f2e2ffa8ce57034e235323e170ccb6eb4
sha256
1b4b97bbf0b7ec532970bc2f27833023e5f706da156c7998e3adf09021fa1ad9
sha512
cbc16894bd451578c214a3bf0980f4a369a10d97d78411792d6707d555305b4ecd93ce5771c9ef72cf72cf2ac8b08b469086075752415fd8957fe8e306793f42
ripemd-160
b3b2563c7607711fb2a8e64e959176711beed2be
Diameter
41060278
Circumference
128994667.71915
Area
1.3241392292665E+15
Volume
3.6246349909593E+22
Surface area
5.2965569170661E+15
Circumference
128994667.71915
Perimeter
82120556
Area
421486607359321
Diagonal
29034001.011205
Surface area
2528919644155926
Volume
8.6531786357253E+21
Space diagonal
35559243.834451
Perimeter
61590417
Area
1.8250905466404E+14
Altitude
17779621.917226
Surface area
1.8250905466404E+14
Volume
1.0197868820233E+21
Height
9678000.3370683