20130643 is an odd 8-digits composite number following 20130642
and preceding 20130644 . In scientific notation, it is written as 2.0130643 × 10^7.
The sum of its digits is 19. It has a total of 4 prime factors and 16 positive divisors.
There are 18095616 positive integers (up to 20130643) that are relatively prime to 20130643.
20130643 has 16 divisors, whose sum is 22256640
The reverse of 20130643 is 34603102
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million one hundred thirty thousand six hundred forty-three
Scientific notation
2.0130643 × 10^7
Engineering notation
2.0130643 × 10^6
Prime Factorization
89 × 127 × 13 × 137
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20130643
Product of the distinct prime numbers
The prime factorization of 20130643 is 89 × 127 × 13 × 137.
Since it has a total of 4 prime factors.
1 , 4 , 52 , 92 , 454 , 953 , 8578 , 3868 , 55589 , 11205 , 780199 , 361660 , 9671863 , 5876524 , 36543592 , 14425003 , 332089425 , 828570039 , 8044810687 , 9529098361
n×2
40261286
n×3
60391929
n×4
80522572
n×5
100653215
n÷2
10065321.5
n÷3
6710214.3333333
n÷3
5032660.75
n÷5
4026128.6
n2
405242787593449
n3
8.1577978853686E+21
n4
1.6422171689651E+29
n5
3.3058887556907E+36
2 √n
4486.7185113399
3 √n
272.0315121723
4 √n
66.982971801346
5 √n
28.891595737513
1 , 13 , 89 , 127 , 137 , 1157 , 1651 , 1781 , 11303 , 12193 , 17399 , 146939 , 158509 , 226187 , 1548511 , 20130643
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20130642
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20130643 can be divided by 16 positive divisors.
The sum of these divisors (counting 20130643) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100110010101101010011
3
Ternary
1101212202001101
4
Quaternary
1030302231103
5
Quinary
20123140033
6
Senary
1555245231
8
Octal
114625523
10
Decimal
20130643
12
Duodecimal
68a9817
16
Hexadecimal
1332b53
20
Vigesimal
65g6c3
36
Base36
bzgwj
md5
f4b635e9bd191e717e9cf696dfa9e0f0
sha1
e2b74a369b69c7c1e19c652adc9ca12b1834b725
sha256
e6d27c9a6d9a53f88758de66fa83e6e3dbb855c46968dd89e5e48b85db67dd4d
sha512
03e0b6ea0a825c667fce9c9df12ee8742d4af3e2ff2bff8ec0ce0787477c3153790bf3b8bf035532237b9847c8934909f0620f2cce36c6adca870d0956a266b8
ripemd-160
121d3067c5870fdaf80c8266f4b0896ec8ed815f
Diameter
40261286
Circumference
126484560.32168
Area
1.2731077644238E+15
Volume
3.4171303874859E+22
Surface area
5.0924310576953E+15
Circumference
126484560.32168
Perimeter
80522572
Area
405242787593449
Diagonal
28469028.349891
Surface area
2431456725560694
Volume
8.1577978853686E+21
Space diagonal
34867296.465031
Perimeter
60391929
Area
1.7547527437817E+14
Altitude
17433648.232515
Surface area
1.7547527437817E+14
Volume
9.6140570071556E+20
Height
9489676.1166303