20389712 (number)
20389712 is an even 8-digits composite number following 20389711 and preceding 20389713. In scientific notation, it is written as 2.0389712 × 10^7. The sum of its digits is 32. It has a total of 7 prime factors and 40 positive divisors. There are 8695296 positive integers (up to 20389712) that are relatively prime to 20389712.
Interesting facts
- 20389712 has 40 divisors, whose sum is 45372096
- The reverse of 20389712 is 21798302
- Previous prime number is 593
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 32
- Digital Root 5
Name
| Name | twenty million three hundred eighty-nine thousand seven hundred twelve |
|---|
Notation
| Scientific notation | 2.0389712 × 10^7 |
|---|---|
| Engineering notation | 2.0389712 × 10^6 |
Prime Factorization of 20389712
Prime Factorization 2 × 2 × 2 × 2 × 7 × 593 × 307
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 2548714 | Product of the distinct prime numbers |
The prime factorization of 20389712 is 2 × 2 × 2 × 2 × 7 × 593 × 307. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20389712)
Multiplication
n×y| n×2 | 40779424 |
|---|---|
| n×3 | 61169136 |
| n×4 | 81558848 |
| n×5 | 101948560 |
Division
n÷y| n÷2 | 10194856 |
|---|---|
| n÷3 | 6796570.6666667 |
| n÷3 | 5097428 |
| n÷5 | 4077942.4 |
Exponentiation
ny| n2 | 415740355442944 |
|---|---|
| n3 | 8.4768261142593E+21 |
| n4 | 1.7284004314383E+29 |
| n5 | 3.5241587017702E+36 |
Nth Root
y√n| 2√n | 4515.4968718846 |
|---|---|
| 3√n | 273.19350108552 |
| 4√n | 67.197446914929 |
| 5√n | 28.965579277622 |
Divisors of 20389712
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 | -20389711 | 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 20389712 can be divided by 40 positive divisors. The sum of these divisors (counting 20389712) is 1, the average is 0.025.
Base conversion 20389712
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1001101110001111101010000 |
| 3 | Ternary | 1102100220102112 |
| 4 | Quaternary | 1031301331100 |
| 5 | Quinary | 20204432322 |
| 6 | Senary | 2005004452 |
| 8 | Octal | 115617520 |
| 10 | Decimal | 20389712 |
| 12 | Duodecimal | 69b3728 |
| 16 | Hexadecimal | 1371f50 |
| 20 | Vigesimal | 678e5c |
| 36 | Base36 | c50sw |
Cryptographic Hash Functions
| md5 | f117fd13fe1e7297bfb396cdea35720a |
|---|---|
| sha1 | af70b24564a5e7f9da505c7bf19777a0166da6cb |
| sha256 | 9b6458201463aecdf4fdc2f4e2c3976ad099ed74075a6ac522404c96e7b5116b |
| sha512 | c61544771a5b39837e1e2e79ee303b156dfa46b0d8ab41f5876062c1cce3829ae06f1221aec6f811a7c50cb736526c8a0291b412b9c85550077fed3152bcd891 |
| ripemd-160 | 669b43931ba37160868b3e80832bade003a85e01 |
20389712 as geometric shapes
Circle
Radius = n| Diameter | 40779424 |
|---|---|
| Circumference | 128112338.85602 |
| Area | 1.3060868464604E+15 |
Sphere
Radius = n| Volume | 3.5507646195087E+22 |
|---|---|
| Surface area | 5.2243473858414E+15 |
| Circumference | 128112338.85602 |
Square
Length = n| Perimeter | 81558848 |
|---|---|
| Area | 415740355442944 |
| Diagonal | 28835407.243281 |
Cube
Length = n| Surface area | 2494442132657664 |
|---|---|
| Volume | 8.4768261142593E+21 |
| Space diagonal | 35316017.135697 |
Equilateral Triangle
Length = n| Perimeter | 61169136 |
|---|---|
| Area | 1.8002085459598E+14 |
| Altitude | 17658008.567848 |
Triangular Pyramid
Length = n| Surface area | 1.8002085459598E+14 |
|---|---|
| Volume | 9.9900353805532E+20 |
| Height | 9611802.4144272 |