21103472 (number)
21103472 is an even 8-digits composite number following 21103471 and preceding 21103473. In scientific notation, it is written as 2.1103472 × 10^7. The sum of its digits is 20. It has a total of 7 prime factors and 40 positive divisors. There are 9596160 positive integers (up to 21103472) that are relatively prime to 21103472.
Interesting facts
- 21103472 has 40 divisors, whose sum is 44684640
- The reverse of 21103472 is 27430112
- Previous prime number is 1429
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 20
- Digital Root 2
Name
| Name | twenty-one million one hundred three thousand four hundred seventy-two |
|---|
Notation
| Scientific notation | 2.1103472 × 10^7 |
|---|---|
| Engineering notation | 2.1103472 × 10^6 |
Prime Factorization of 21103472
Prime Factorization 2 × 2 × 2 × 2 × 13 × 1429 × 71
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 2637934 | Product of the distinct prime numbers |
The prime factorization of 21103472 is 2 × 2 × 2 × 2 × 13 × 1429 × 71. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21103472)
Multiplication
n×y| n×2 | 42206944 |
|---|---|
| n×3 | 63310416 |
| n×4 | 84413888 |
| n×5 | 105517360 |
Division
n÷y| n÷2 | 10551736 |
|---|---|
| n÷3 | 7034490.6666667 |
| n÷3 | 5275868 |
| n÷5 | 4220694.4 |
Exponentiation
ny| n2 | 445356530454784 |
|---|---|
| n3 | 9.3985690704697E+21 |
| n4 | 1.9834243921872E+29 |
| n5 | 4.185714112464E+36 |
Nth Root
y√n| 2√n | 4593.8515430954 |
|---|---|
| 3√n | 276.34480465361 |
| 4√n | 67.77795764919 |
| 5√n | 29.165591085138 |
Divisors of 21103472
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 | -21103471 | 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 21103472 can be divided by 40 positive divisors. The sum of these divisors (counting 21103472) is 1, the average is 0.025.
Base conversion 21103472
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1010000100000001101110000 |
| 3 | Ternary | 1110201011112002 |
| 4 | Quaternary | 1100200031300 |
| 5 | Quinary | 20400302342 |
| 6 | Senary | 2032153132 |
| 8 | Octal | 120401560 |
| 10 | Decimal | 21103472 |
| 12 | Duodecimal | 70987a8 |
| 16 | Hexadecimal | 1420370 |
| 20 | Vigesimal | 6bhidc |
| 36 | Base36 | ckbjk |
Cryptographic Hash Functions
| md5 | 8b97705b117695dc767cd3666d8f9638 |
|---|---|
| sha1 | 6cd705a56118702b9b22a2792cd4b609bc9a833f |
| sha256 | d561c79f2bb253e12adc8db1d0072836ffb1c52316391482859538964d43d356 |
| sha512 | 1b40add6079e38c6489f8ae5dffd5b7239ce466e26db04987fed3f1c34140f0a7ed5ce4e95443c34483cdfbe72c4e4bde89de48a47756aede705565de808691b |
| ripemd-160 | 8efc037705abcc4157912832446afdeb077f5421 |
21103472 as geometric shapes
Circle
Radius = n| Diameter | 42206944 |
|---|---|
| Circumference | 132597025.20088 |
| Area | 1.399128804305E+15 |
Sphere
Radius = n| Volume | 3.9368634061392E+22 |
|---|---|
| Surface area | 5.59651521722E+15 |
| Circumference | 132597025.20088 |
Square
Length = n| Perimeter | 84413888 |
|---|---|
| Area | 445356530454784 |
| Diagonal | 29844816.315561 |
Cube
Length = n| Surface area | 2672139182728704 |
|---|---|
| Volume | 9.3985690704697E+21 |
| Space diagonal | 36552285.720107 |
Equilateral Triangle
Length = n| Perimeter | 63310416 |
|---|---|
| Area | 1.9284503455757E+14 |
| Altitude | 18276142.860054 |
Triangular Pyramid
Length = n| Surface area | 1.9284503455757E+14 |
|---|---|
| Volume | 1.1076319871965E+21 |
| Height | 9948272.105187 |