20129664 (number)
20129664 is an even 8-digits composite number following 20129663 and preceding 20129665. In scientific notation, it is written as 2.0129664 × 10^7. The sum of its digits is 30. It has a total of 11 prime factors and 128 positive divisors. There are 6082560 positive integers (up to 20129664) that are relatively prime to 20129664.
Interesting facts
- 20129664 has 128 divisors, whose sum is 58752000
- The reverse of 20129664 is 46692102
- Previous prime number is 19
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 30
- Digital Root 3
Name
Name | twenty million one hundred twenty-nine thousand six hundred sixty-four |
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Notation
Scientific notation | 2.0129664 × 10^7 |
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Engineering notation | 2.0129664 × 10^6 |
Prime Factorization of 20129664
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 31 × 19 × 89
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 11 | Total number of prime factors |
rad | Radical | 314526 | Product of the distinct prime numbers |
The prime factorization of 20129664 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 31 × 19 × 89. Since it has a total of 11 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20129664)
Multiplication
n×yn×2 | 40259328 |
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n×3 | 60388992 |
n×4 | 80518656 |
n×5 | 100648320 |
Division
n÷yn÷2 | 10064832 |
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n÷3 | 6709888 |
n÷3 | 5032416 |
n÷5 | 4025932.8 |
Exponentiation
nyn2 | 405203372752896 |
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n3 | 8.1566077451826E+21 |
n4 | 1.6418977329032E+29 |
n5 | 3.3050849685704E+36 |
Nth Root
y√n2√n | 4486.609410234 |
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3√n | 272.02710225905 |
4√n | 66.982157402057 |
5√n | 28.891314718944 |
Divisors of 20129664
128 divisors
τ | Total Divisors | 128 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -20129663 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.0078125 | 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 | 128 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 20129664 can be divided by 128 positive divisors. The sum of these divisors (counting 20129664) is 1, the average is 0.0078125.
Base conversion 20129664
Base | System | Value |
---|---|---|
2 | Binary | 1001100110010011110000000 |
3 | Ternary | 1101212200201010 |
4 | Quaternary | 1030302132000 |
5 | Quinary | 20123122124 |
6 | Senary | 1555240520 |
8 | Octal | 114623600 |
10 | Decimal | 20129664 |
12 | Duodecimal | 68a9140 |
16 | Hexadecimal | 1332780 |
20 | Vigesimal | 65g434 |
36 | Base36 | bzg5c |
Cryptographic Hash Functions
md5 | 76bcb087778c9d13620eb11eaa4c26a8 |
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sha1 | edf6ab6f10b7902a30d564d5035689d603345431 |
sha256 | e99f49d5517b035275bb5afec49dbe5ef00f8ecd6dfd3595735e6672a06bc9ac |
sha512 | d7f2a450634e6547e178bf85670141c484b4dd0204247c2ba32b3566cad51c3f3a8b28af18a4e060f9a06e2b0c8744987f0519214fd7567e565fd2d48cf5e1d6 |
ripemd-160 | e7b7a0bfd9260fe2985f5a1788de044048c6de91 |
20129664 as geometric shapes
Circle
Radius = nDiameter | 40259328 |
---|---|
Circumference | 126478409.08326 |
Area | 1.2729839390503E+15 |
Sphere
Radius = nVolume | 3.4166318627305E+22 |
---|---|
Surface area | 5.0919357562012E+15 |
Circumference | 126478409.08326 |
Square
Length = nPerimeter | 80518656 |
---|---|
Area | 405203372752896 |
Diagonal | 28467643.834813 |
Cube
Length = nSurface area | 2431220236517376 |
---|---|
Volume | 8.1566077451826E+21 |
Space diagonal | 34865600.78729 |
Equilateral Triangle
Length = nPerimeter | 60388992 |
---|---|
Area | 1.7545820725157E+14 |
Altitude | 17432800.393645 |
Triangular Pyramid
Length = nSurface area | 1.7545820725157E+14 |
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Volume | 9.6126544134955E+20 |
Height | 9489214.6116045 |