20688432 (number)
20688432 is an even 8-digits composite number following 20688431 and preceding 20688433. In scientific notation, it is written as 2.0688432 × 10^7. The sum of its digits is 33. It has a total of 7 prime factors and 40 positive divisors. There are 6867264 positive integers (up to 20688432) that are relatively prime to 20688432.
Interesting facts
- 20688432 has 40 divisors, whose sum is 53669184
- The reverse of 20688432 is 23488602
- Previous prime number is 283
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 33
- Digital Root 6
Name
| Name | twenty million six hundred eighty-eight thousand four hundred thirty-two |
|---|
Notation
| Scientific notation | 2.0688432 × 10^7 |
|---|---|
| Engineering notation | 2.0688432 × 10^6 |
Prime Factorization of 20688432
Prime Factorization 2 × 2 × 2 × 2 × 3 × 283 × 1523
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 2586054 | Product of the distinct prime numbers |
The prime factorization of 20688432 is 2 × 2 × 2 × 2 × 3 × 283 × 1523. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20688432)
Multiplication
n×y| n×2 | 41376864 |
|---|---|
| n×3 | 62065296 |
| n×4 | 82753728 |
| n×5 | 103442160 |
Division
n÷y| n÷2 | 10344216 |
|---|---|
| n÷3 | 6896144 |
| n÷3 | 5172108 |
| n÷5 | 4137686.4 |
Exponentiation
ny| n2 | 428011218618624 |
|---|---|
| n3 | 8.8548809916285E+21 |
| n4 | 1.831936032634E+29 |
| n5 | 3.7899884039498E+36 |
Nth Root
y√n| 2√n | 4548.4538032171 |
|---|---|
| 3√n | 274.52118110883 |
| 4√n | 67.442225669213 |
| 5√n | 29.049958429228 |
Divisors of 20688432
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 | -20688431 | 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 20688432 can be divided by 40 positive divisors. The sum of these divisors (counting 20688432) is 1, the average is 0.025.
Base conversion 20688432
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1001110111010111000110000 |
| 3 | Ternary | 1102221002012020 |
| 4 | Quaternary | 1032322320300 |
| 5 | Quinary | 20244012212 |
| 6 | Senary | 2015231440 |
| 8 | Octal | 116727060 |
| 10 | Decimal | 20688432 |
| 12 | Duodecimal | 6b18580 |
| 16 | Hexadecimal | 13bae30 |
| 20 | Vigesimal | 69611c |
| 36 | Base36 | cbfao |
Cryptographic Hash Functions
| md5 | 92d3df8580dce428e93ec31f7411a367 |
|---|---|
| sha1 | cde2ff5883ca3933d98c5f2c6f1cc7230c24706a |
| sha256 | 3222643af27543d95966078f553c51bdad733f9b7980e7f56f6f0a81740a7231 |
| sha512 | 69708419e85365e5c7fdd173fe8b30931a05c87f34129684b0a4b98585ef16d97ec950e8d8e3ecbbbf605c152e0643ad7813e0b89a69480002af3f775f2c6217 |
| ripemd-160 | 3f92a4116d83ff2042c0e2d2dc81878ff0ac456f |
20688432 as geometric shapes
Circle
Radius = n| Diameter | 41376864 |
|---|---|
| Circumference | 129989251.97098 |
| Area | 1.3446369000663E+15 |
Sphere
Radius = n| Volume | 3.7091238762283E+22 |
|---|---|
| Surface area | 5.3785476002651E+15 |
| Circumference | 129989251.97098 |
Square
Length = n| Perimeter | 82753728 |
|---|---|
| Area | 428011218618624 |
| Diagonal | 29257861.118634 |
Cube
Length = n| Surface area | 2568067311711744 |
|---|---|
| Volume | 8.8548809916285E+21 |
| Space diagonal | 35833415.352934 |
Equilateral Triangle
Length = n| Perimeter | 62065296 |
|---|---|
| Area | 1.8533429421423E+14 |
| Altitude | 17916707.676467 |
Triangular Pyramid
Length = n| Surface area | 1.8533429421423E+14 |
|---|---|
| Volume | 1.0435577326301E+21 |
| Height | 9752620.3728778 |