20139968 (number)
20139968 is an even 8-digits composite number following 20139967 and preceding 20139969. In scientific notation, it is written as 2.0139968 × 10^7. The sum of its digits is 38. It has a total of 9 prime factors and 56 positive divisors. There are 9334784 positive integers (up to 20139968) that are relatively prime to 20139968.
Interesting facts
- 20139968 has 56 divisors, whose sum is 42958512
- The reverse of 20139968 is 86993102
- Previous prime number is 107
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 38
- Digital Root 2
Name
Name | twenty million one hundred thirty-nine thousand nine hundred sixty-eight |
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Notation
Scientific notation | 2.0139968 × 10^7 |
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Engineering notation | 2.0139968 × 10^6 |
Prime Factorization of 20139968
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 17 × 107 × 173
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 9 | Total number of prime factors |
rad | Radical | 629374 | Product of the distinct prime numbers |
The prime factorization of 20139968 is 2 × 2 × 2 × 2 × 2 × 2 × 17 × 107 × 173. Since it has a total of 9 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20139968)
Multiplication
n×yn×2 | 40279936 |
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n×3 | 60419904 |
n×4 | 80559872 |
n×5 | 100699840 |
Division
n÷yn÷2 | 10069984 |
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n÷3 | 6713322.6666667 |
n÷3 | 5034992 |
n÷5 | 4027993.6 |
Exponentiation
nyn2 | 405618311041024 |
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n3 | 8.1691398045803E+21 |
n4 | 1.6452621425177E+29 |
n5 | 3.3135526901919E+36 |
Nth Root
y√n2√n | 4487.7575692098 |
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3√n | 272.0735095436 |
4√n | 66.990727486793 |
5√n | 28.894271898671 |
Divisors of 20139968
56 divisors
τ | Total Divisors | 56 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -20139967 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.017857142857143 | 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 | 56 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 20139968 can be divided by 56 positive divisors. The sum of these divisors (counting 20139968) is 1, the average is 0.017857142857143.
Base conversion 20139968
Base | System | Value |
---|---|---|
2 | Binary | 1001100110100111111000000 |
3 | Ternary | 1101220012211202 |
4 | Quaternary | 1030310333000 |
5 | Quinary | 20123434333 |
6 | Senary | 1555400332 |
8 | Octal | 114647700 |
10 | Decimal | 20139968 |
12 | Duodecimal | 68b30a8 |
16 | Hexadecimal | 1334fc0 |
20 | Vigesimal | 65h9i8 |
36 | Base36 | bzo3k |
Cryptographic Hash Functions
md5 | 09c8478a8a049ec60a963d9b4d598bb5 |
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sha1 | d413eae2b20b25f939eff452a11fa78e283af252 |
sha256 | 8476228267b7120ae7dd4b0b5a605e1f09a9c09363db91f460b28897cdc61cee |
sha512 | 853d72d768aa8eef58b04bf8f94dff2fb5145b6a257c90607167b372d4c46bbdf7df9922f4d8f9e82d66eadbe57f6b576db2b9064eaf1d84c3131c5ca5ce1567 |
ripemd-160 | e3167f3000ded6e871a1e2f4321583dda39fb273 |
20139968 as geometric shapes
Circle
Radius = nDiameter | 40279936 |
---|---|
Circumference | 126543151.02467 |
Area | 1.274287506128E+15 |
Sphere
Radius = nVolume | 3.4218812794956E+22 |
---|---|
Surface area | 5.0971500245119E+15 |
Circumference | 126543151.02467 |
Square
Length = nPerimeter | 80559872 |
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Area | 405618311041024 |
Diagonal | 28482215.89136 |
Cube
Length = nSurface area | 2433709866246144 |
---|---|
Volume | 8.1691398045803E+21 |
Space diagonal | 34883447.838811 |
Equilateral Triangle
Length = nPerimeter | 60419904 |
---|---|
Area | 1.7563788080083E+14 |
Altitude | 17441723.919406 |
Triangular Pyramid
Length = nSurface area | 1.7563788080083E+14 |
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Volume | 9.6274235871328E+20 |
Height | 9494071.9637867 |