20139856 (number)
20139856 is an even 8-digits composite number following 20139855 and preceding 20139857. In scientific notation, it is written as 2.0139856 × 10^7. The sum of its digits is 34. It has a total of 7 prime factors and 40 positive divisors. There are 8928000 positive integers (up to 20139856) that are relatively prime to 20139856.
Interesting facts
- 20139856 has 40 divisors, whose sum is 43622208
- The reverse of 20139856 is 65893102
- Previous prime number is 41
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 34
- Digital Root 7
Name
| Name | twenty million one hundred thirty-nine thousand eight hundred fifty-six |
|---|
Notation
| Scientific notation | 2.0139856 × 10^7 |
|---|---|
| Engineering notation | 2.0139856 × 10^6 |
Prime Factorization of 20139856
Prime Factorization 2 × 2 × 2 × 2 × 11 × 41 × 2791
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 2517482 | Product of the distinct prime numbers |
The prime factorization of 20139856 is 2 × 2 × 2 × 2 × 11 × 41 × 2791. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20139856)
Multiplication
n×y| n×2 | 40279712 |
|---|---|
| n×3 | 60419568 |
| n×4 | 80559424 |
| n×5 | 100699280 |
Division
n÷y| n÷2 | 10069928 |
|---|---|
| n÷3 | 6713285.3333333 |
| n÷3 | 5034964 |
| n÷5 | 4027971.2 |
Exponentiation
ny| n2 | 405613799700736 |
|---|---|
| n3 | 8.1690035175857E+21 |
| n4 | 1.6452255450767E+29 |
| n5 | 3.3134605565366E+36 |
Nth Root
y√n| 2√n | 4487.7450908001 |
|---|---|
| 3√n | 272.0730052017 |
| 4√n | 66.990634351378 |
| 5√n | 28.894239761921 |
Divisors of 20139856
40 divisors
| τ | Total Divisors | 40 | Total number of the positive divisors of n |
|---|---|---|---|
| σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
| s | Aliquot Sum | -20139855 | Sum of the proper positive divisors of n |
| A | Arithmetic Mean | 0.025 | 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 | 40 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 20139856 can be divided by 40 positive divisors. The sum of these divisors (counting 20139856) is 1, the average is 0.025.
Base conversion 20139856
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1001100110100111101010000 |
| 3 | Ternary | 1101220012200121 |
| 4 | Quaternary | 1030310331100 |
| 5 | Quinary | 20123433411 |
| 6 | Senary | 1555400024 |
| 8 | Octal | 114647520 |
| 10 | Decimal | 20139856 |
| 12 | Duodecimal | 68b3014 |
| 16 | Hexadecimal | 1334f50 |
| 20 | Vigesimal | 65h9cg |
| 36 | Base36 | bzo0g |
Cryptographic Hash Functions
| md5 | 5c10026abca0995ee3dbd9141de7db69 |
|---|---|
| sha1 | e42c25e1e9063303c05b816acf71308fd0f14652 |
| sha256 | ea747ef113e239d6efdc18ee2093a0d4841272c012a5ae613cd28970c17bcf3a |
| sha512 | 5ce18d3f685d7c9d8f33a6009a58c5bdd88f151940bf50146baaa54f208fa9c19924bb19c4885e845eca580912addd86d873aa8521294a6aa2031d167f14fd83 |
| ripemd-160 | c90d9e1f77f8e2c2ed6b1f11b0332182d24e638f |
20139856 as geometric shapes
Circle
Radius = n| Diameter | 40279712 |
|---|---|
| Circumference | 126542447.30791 |
| Area | 1.2742733333345E+15 |
Sphere
Radius = n| Volume | 3.4218241917328E+22 |
|---|---|
| Surface area | 5.0970933333379E+15 |
| Circumference | 126542447.30791 |
Square
Length = n| Perimeter | 80559424 |
|---|---|
| Area | 405613799700736 |
| Diagonal | 28482057.499441 |
Cube
Length = n| Surface area | 2433682798204416 |
|---|---|
| Volume | 8.1690035175857E+21 |
| Space diagonal | 34883253.849121 |
Equilateral Triangle
Length = n| Perimeter | 60419568 |
|---|---|
| Area | 1.7563592733319E+14 |
| Altitude | 17441626.92456 |
Triangular Pyramid
Length = n| Surface area | 1.7563592733319E+14 |
|---|---|
| Volume | 9.6272629713693E+20 |
| Height | 9494019.1664804 |