20809700 (number)
20809700 is an even 8-digits composite number following 20809699 and preceding 20809701. In scientific notation, it is written as 2.0809700 × 10^7. The sum of its digits is 26. It has a total of 6 prime factors and 36 positive divisors. There are 7833600 positive integers (up to 20809700) that are relatively prime to 20809700.
Interesting facts
- 20809700 has 36 divisors, whose sum is 47817252
- The reverse of 20809700 is 00790802
- Previous prime number is 17
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 26
- Digital Root 8
Name
| Name | twenty million eight hundred nine thousand seven hundred |
|---|
Notation
| Scientific notation | 2.0809700 × 10^7 |
|---|---|
| Engineering notation | 2.0809700 × 10^6 |
Prime Factorization of 20809700
Prime Factorization 2 × 2 × 5 × 5 × 17 × 12241
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 6 | Total number of prime factors |
| rad | Radical | 2080970 | Product of the distinct prime numbers |
The prime factorization of 20809700 is 2 × 2 × 5 × 5 × 17 × 12241. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20809700)
Multiplication
n×y| n×2 | 41619400 |
|---|---|
| n×3 | 62429100 |
| n×4 | 83238800 |
| n×5 | 104048500 |
Division
n÷y| n÷2 | 10404850 |
|---|---|
| n÷3 | 6936566.6666667 |
| n÷3 | 5202425 |
| n÷5 | 4161940 |
Exponentiation
ny| n2 | 433043614090000 |
|---|---|
| n3 | 9.0115076961287E+21 |
| n4 | 1.8752677170413E+29 |
| n5 | 3.9023758611314E+36 |
Nth Root
y√n| 2√n | 4561.7650092919 |
|---|---|
| 3√n | 275.05651730953 |
| 4√n | 67.540839566087 |
| 5√n | 29.083934899499 |
Divisors of 20809700
36 divisors
| τ | Total Divisors | 36 | Total number of the positive divisors of n |
|---|---|---|---|
| σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
| s | Aliquot Sum | -20809699 | Sum of the proper positive divisors of n |
| A | Arithmetic Mean | 0.027777777777778 | 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 | 36 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 20809700 can be divided by 36 positive divisors. The sum of these divisors (counting 20809700) is 1, the average is 0.027777777777778.
Base conversion 20809700
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1001111011000011111100100 |
| 3 | Ternary | 1110011020112122 |
| 4 | Quaternary | 1033120133210 |
| 5 | Quinary | 20311402300 |
| 6 | Senary | 2022005112 |
| 8 | Octal | 117303744 |
| 10 | Decimal | 20809700 |
| 12 | Duodecimal | 6b76798 |
| 16 | Hexadecimal | 13d87e4 |
| 20 | Vigesimal | 6a1450 |
| 36 | Base36 | ce0v8 |
Cryptographic Hash Functions
| md5 | 8683078ace68592f530f304724f37ee5 |
|---|---|
| sha1 | 9d9a644217af424d76294c5fe6335422986935ad |
| sha256 | f7c063642b8d66c421214e0c3456a79c814666b764d52c1e80d319150c294724 |
| sha512 | 45587e3a64ecce9e7411b5d238d079c822fe460022a34b7371edcbd434fdf745e7c110b88189cfa3bb28a38710f7edb96a1fa7b4298a9316301b2128ea41cd37 |
| ripemd-160 | e19bdef80dccc47fe03ec0be3228969305f74006 |
20809700 as geometric shapes
Circle
Radius = n| Diameter | 41619400 |
|---|---|
| Circumference | 130751201.28682 |
| Area | 1.3604466367091E+15 |
Sphere
Radius = n| Volume | 3.7747315167901E+22 |
|---|---|
| Surface area | 5.4417865468365E+15 |
| Circumference | 130751201.28682 |
Square
Length = n| Perimeter | 83238800 |
|---|---|
| Area | 433043614090000 |
| Diagonal | 29429359.968915 |
Cube
Length = n| Surface area | 2598261684540000 |
|---|---|
| Volume | 9.0115076961287E+21 |
| Space diagonal | 36043457.690266 |
Equilateral Triangle
Length = n| Perimeter | 62429100 |
|---|---|
| Area | 1.8751338537428E+14 |
| Altitude | 18021728.845133 |
Triangular Pyramid
Length = n| Surface area | 1.8751338537428E+14 |
|---|---|
| Volume | 1.0620163667746E+21 |
| Height | 9809786.6563051 |