20406438 (number)
20406438 is an even 8-digits composite number following 20406437 and preceding 20406439. In scientific notation, it is written as 2.0406438 × 10^7. The sum of its digits is 27. It has a total of 6 prime factors and 48 positive divisors. There are 6117120 positive integers (up to 20406438) that are relatively prime to 20406438.
Interesting facts
- 20406438 has 48 divisors, whose sum is 46519200
- The reverse of 20406438 is 83460402
- Previous prime number is 3
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 27
- Digital Root 9
Name
| Name | twenty million four hundred six thousand four hundred thirty-eight |
|---|
Notation
| Scientific notation | 2.0406438 × 10^7 |
|---|---|
| Engineering notation | 2.0406438 × 10^6 |
Prime Factorization of 20406438
Prime Factorization 2 × 41 × 39 × 3 × 3 × 709
Composite number| ω | Distinct Factors | 5 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 6 | Total number of prime factors |
| rad | Radical | 6802146 | Product of the distinct prime numbers |
The prime factorization of 20406438 is 2 × 41 × 39 × 3 × 3 × 709. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20406438)
Multiplication
n×y| n×2 | 40812876 |
|---|---|
| n×3 | 61219314 |
| n×4 | 81625752 |
| n×5 | 102032190 |
Division
n÷y| n÷2 | 10203219 |
|---|---|
| n÷3 | 6802146 |
| n÷3 | 5101609.5 |
| n÷5 | 4081287.6 |
Exponentiation
ny| n2 | 416422711847844 |
|---|---|
| n3 | 8.4977042511149E+21 |
| n4 | 1.7340787494271E+29 |
| n5 | 3.5386370487302E+36 |
Nth Root
y√n| 2√n | 4517.3485586127 |
|---|---|
| 3√n | 273.26818230398 |
| 4√n | 67.211223457193 |
| 5√n | 28.970329902713 |
Divisors of 20406438
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 | -20406437 | 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 20406438 can be divided by 48 positive divisors. The sum of these divisors (counting 20406438) is 1, the average is 0.020833333333333.
Base conversion 20406438
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1001101110110000010100110 |
| 3 | Ternary | 1102101202101000 |
| 4 | Quaternary | 1031312002212 |
| 5 | Quinary | 20211001223 |
| 6 | Senary | 2005214130 |
| 8 | Octal | 115660246 |
| 10 | Decimal | 20406438 |
| 12 | Duodecimal | 6a01346 |
| 16 | Hexadecimal | 13760a6 |
| 20 | Vigesimal | 67ag1i |
| 36 | Base36 | c5dpi |
Cryptographic Hash Functions
| md5 | 341bb53e0b50c68d4a11e7bd264f8aaa |
|---|---|
| sha1 | 5ca10a8fe1c81ee88be82f891f874203b30f14d2 |
| sha256 | e011def94e7ac96cb540d65f1ded7b1a0d6a03266979ef534af5d3de98a897db |
| sha512 | ce791e816d892f884a209ee84adf50a8362a5b5e9cbd06fd5a44931fc00a15e147e4b3682e3414956d4f3ecbf1fec8939d1f1f531cd01d09ef16a7f633148150 |
| ripemd-160 | dc94374a19b75a23a206914f3325b4fa16b87ffe |
20406438 as geometric shapes
Circle
Radius = n| Diameter | 40812876 |
|---|---|
| Circumference | 128217431.41347 |
| Area | 1.3082305323291E+15 |
Sphere
Radius = n| Volume | 3.5595100330242E+22 |
|---|---|
| Surface area | 5.2329221293165E+15 |
| Circumference | 128217431.41347 |
Square
Length = n| Perimeter | 81625752 |
|---|---|
| Area | 416422711847844 |
| Diagonal | 28859061.379326 |
Cube
Length = n| Surface area | 2498536271087064 |
|---|---|
| Volume | 8.4977042511149E+21 |
| Space diagonal | 35344987.417504 |
Equilateral Triangle
Length = n| Perimeter | 61219314 |
|---|---|
| Area | 1.8031632358652E+14 |
| Altitude | 17672493.708752 |
Triangular Pyramid
Length = n| Surface area | 1.8031632358652E+14 |
|---|---|
| Volume | 1.0014640500802E+21 |
| Height | 9619687.1264419 |