21472530 (number)
21472530 is an even 8-digits composite number following 21472529 and preceding 21472531. In scientific notation, it is written as 2.1472530 × 10^7. The sum of its digits is 24. It has a total of 6 prime factors and 64 positive divisors. There are 5304320 positive integers (up to 21472530) that are relatively prime to 21472530.
Interesting facts
- 21472530 has 64 divisors, whose sum is 55427328
- The reverse of 21472530 is 03527412
- Previous prime number is 71
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 24
- Digital Root 6
Name
| Name | twenty-one million four hundred seventy-two thousand five hundred thirty |
|---|
Notation
| Scientific notation | 2.1472530 × 10^7 |
|---|---|
| Engineering notation | 2.1472530 × 10^6 |
Prime Factorization of 21472530
Prime Factorization 2 × 5 × 3 × 17 × 71 × 593
Composite number| ω | Distinct Factors | 6 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 6 | Total number of prime factors |
| rad | Radical | 21472530 | Product of the distinct prime numbers |
The prime factorization of 21472530 is 2 × 5 × 3 × 17 × 71 × 593. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21472530)
Multiplication
n×y| n×2 | 42945060 |
|---|---|
| n×3 | 64417590 |
| n×4 | 85890120 |
| n×5 | 107362650 |
Division
n÷y| n÷2 | 10736265 |
|---|---|
| n÷3 | 7157510 |
| n÷3 | 5368132.5 |
| n÷5 | 4294506 |
Exponentiation
ny| n2 | 461069544600900 |
|---|---|
| n3 | 9.9003296285292E+21 |
| n4 | 2.1258512495848E+29 |
| n5 | 4.5647404732247E+36 |
Nth Root
y√n| 2√n | 4633.846134692 |
|---|---|
| 3√n | 277.94641238899 |
| 4√n | 68.072359549908 |
| 5√n | 29.266894607432 |
Divisors of 21472530
64 divisors
| τ | Total Divisors | 64 | Total number of the positive divisors of n |
|---|---|---|---|
| σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
| s | Aliquot Sum | -21472529 | Sum of the proper positive divisors of n |
| A | Arithmetic Mean | 0.015625 | 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 | 64 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 21472530 can be divided by 64 positive divisors. The sum of these divisors (counting 21472530) is 1, the average is 0.015625.
Base conversion 21472530
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1010001111010010100010010 |
| 3 | Ternary | 1111101220202220 |
| 4 | Quaternary | 1101322110102 |
| 5 | Quinary | 20444110110 |
| 6 | Senary | 2044121510 |
| 8 | Octal | 121722422 |
| 10 | Decimal | 21472530 |
| 12 | Duodecimal | 7236296 |
| 16 | Hexadecimal | 147a512 |
| 20 | Vigesimal | 6e416a |
| 36 | Base36 | cs8b6 |
Cryptographic Hash Functions
| md5 | 866b61646d7b900a4d97daf8aac1cc1d |
|---|---|
| sha1 | 7f9123aceb8572b62658acb098284e74c58a97e6 |
| sha256 | 21dd2e97bc4cb2ec4955699e4baed6af98ead007871e460f8cef6a2f0254f4b1 |
| sha512 | 6d7e446bd319952f651079fd71420bfa46bdeab6097b36289d5a5d21c4a48d7127141f804344a42693ec88c8175b37a8bd1a6afb02a8d04225d8d441821ad4b7 |
| ripemd-160 | d4b6ab440db6761387dc6e7cb3cef758abb1ba9c |
21472530 as geometric shapes
Circle
Radius = n| Diameter | 42945060 |
|---|---|
| Circumference | 134915885.00397 |
| Area | 1.4484926941122E+15 |
Sphere
Radius = n| Volume | 4.1470403772139E+22 |
|---|---|
| Surface area | 5.7939707764487E+15 |
| Circumference | 134915885.00397 |
Square
Length = n| Perimeter | 85890120 |
|---|---|
| Area | 461069544600900 |
| Diagonal | 30366743.144463 |
Cube
Length = n| Surface area | 2766417267605400 |
|---|---|
| Volume | 9.9003296285292E+21 |
| Space diagonal | 37191512.927047 |
Equilateral Triangle
Length = n| Perimeter | 64417590 |
|---|---|
| Area | 1.9964896926785E+14 |
| Altitude | 18595756.463523 |
Triangular Pyramid
Length = n| Surface area | 1.9964896926785E+14 |
|---|---|
| Volume | 1.1667650360525E+21 |
| Height | 10122247.714821 |