20686380 (number)
20686380 is an even 8-digits composite number following 20686379 and preceding 20686381. In scientific notation, it is written as 2.0686380 × 10^7. The sum of its digits is 33. It has a total of 6 prime factors and 48 positive divisors. There are 4627200 positive integers (up to 20686380) that are relatively prime to 20686380.
Interesting facts
- 20686380 has 48 divisors, whose sum is 45384192
- The reverse of 20686380 is 08368602
- Previous prime number is 13
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-six thousand three hundred eighty |
|---|
Notation
| Scientific notation | 2.0686380 × 10^7 |
|---|---|
| Engineering notation | 2.0686380 × 10^6 |
Prime Factorization of 20686380
Prime Factorization 2 × 2 × 15 × 11 × 13 × 2411
Composite number| ω | Distinct Factors | 5 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 6 | Total number of prime factors |
| rad | Radical | 10343190 | Product of the distinct prime numbers |
The prime factorization of 20686380 is 2 × 2 × 15 × 11 × 13 × 2411. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20686380)
Multiplication
n×y| n×2 | 41372760 |
|---|---|
| n×3 | 62059140 |
| n×4 | 82745520 |
| n×5 | 103431900 |
Division
n÷y| n÷2 | 10343190 |
|---|---|
| n÷3 | 6895460 |
| n÷3 | 5171595 |
| n÷5 | 4137276 |
Exponentiation
ny| n2 | 427926317504400 |
|---|---|
| n3 | 8.8522464158967E+21 |
| n4 | 1.8312093321288E+29 |
| n5 | 3.7881092103962E+36 |
Nth Root
y√n| 2√n | 4548.2282264636 |
|---|---|
| 3√n | 274.5121046019 |
| 4√n | 67.440553278154 |
| 5√n | 29.049382137319 |
Divisors of 20686380
48 divisors
| τ | Total Divisors | 48 | Total number of the positive divisors of n |
|---|---|---|---|
| σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
| s | Aliquot Sum | -20686379 | Sum of the proper positive divisors of n |
| A | Arithmetic Mean | 0.020833333333333 | 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 | 48 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 20686380 can be divided by 48 positive divisors. The sum of these divisors (counting 20686380) is 1, the average is 0.020833333333333.
Base conversion 20686380
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1001110111010011000101100 |
| 3 | Ternary | 1102220222101020 |
| 4 | Quaternary | 1032322120230 |
| 5 | Quinary | 20243431010 |
| 6 | Senary | 2015214140 |
| 8 | Octal | 116723054 |
| 10 | Decimal | 20686380 |
| 12 | Duodecimal | 6b17350 |
| 16 | Hexadecimal | 13ba62c |
| 20 | Vigesimal | 695fj0 |
| 36 | Base36 | cbdpo |
Cryptographic Hash Functions
| md5 | c65e0fb71ec92ac08677ec1bc1dd6fb7 |
|---|---|
| sha1 | e1e68da27c50d49ec91e3be07509789de754330d |
| sha256 | 8bd79387593b29f3a5798b470c3d3544308effb2a6c1af85efed01379794508d |
| sha512 | ac86f39f93b033d068c8e16a382948d35346a4b2e4fe8e35c44accd993c04780628aa2e70bd01c3b565fb37e85e8710962b63f2a8d1cfd2deacaa763a10f5963 |
| ripemd-160 | 85633fc3696032a6ba91e8ee8cc5b59653810d61 |
20686380 as geometric shapes
Circle
Radius = n| Diameter | 41372760 |
|---|---|
| Circumference | 129976358.87473 |
| Area | 1.3443701753496E+15 |
Sphere
Radius = n| Volume | 3.7080203077263E+22 |
|---|---|
| Surface area | 5.3774807013982E+15 |
| Circumference | 129976358.87473 |
Square
Length = n| Perimeter | 82745520 |
|---|---|
| Area | 427926317504400 |
| Diagonal | 29254959.152404 |
Cube
Length = n| Surface area | 2567557905026400 |
|---|---|
| Volume | 8.8522464158967E+21 |
| Space diagonal | 35829861.184677 |
Equilateral Triangle
Length = n| Perimeter | 62059140 |
|---|---|
| Area | 1.8529753095337E+14 |
| Altitude | 17914930.592338 |
Triangular Pyramid
Length = n| Surface area | 1.8529753095337E+14 |
|---|---|
| Volume | 1.0432472449025E+21 |
| Height | 9751653.0508012 |