28298288 (number)
28298288 is an even 8-digits composite number following 28298287 and preceding 28298289. In scientific notation, it is written as 2.8298288 × 10^7. The sum of its digits is 47. It has a total of 7 prime factors and 40 positive divisors. There are 13446720 positive integers (up to 28298288) that are relatively prime to 28298288.
Interesting facts
- 28298288 has 40 divisors, whose sum is 57615360
- The reverse of 28298288 is 88289282
- Previous prime number is 31
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 47
- Digital Root 2
Name
| Name | twenty-eight million two hundred ninety-eight thousand two hundred eighty-eight |
|---|
Notation
| Scientific notation | 2.8298288 × 10^7 |
|---|---|
| Engineering notation | 2.8298288 × 10^6 |
Prime Factorization of 28298288
Prime Factorization 2 × 2 × 2 × 2 × 59 × 31 × 967
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 3537286 | Product of the distinct prime numbers |
The prime factorization of 28298288 is 2 × 2 × 2 × 2 × 59 × 31 × 967. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 28298288)
Multiplication
n×y| n×2 | 56596576 |
|---|---|
| n×3 | 84894864 |
| n×4 | 113193152 |
| n×5 | 141491440 |
Division
n÷y| n÷2 | 14149144 |
|---|---|
| n÷3 | 9432762.6666667 |
| n÷3 | 7074572 |
| n÷5 | 5659657.6 |
Exponentiation
ny| n2 | 800793103730944 |
|---|---|
| n3 | 2.2661073877792E+22 |
| n4 | 6.4126959498304E+29 |
| n5 | 1.8146831684473E+37 |
Nth Root
y√n| 2√n | 5319.6135197963 |
|---|---|
| 3√n | 304.73339777381 |
| 4√n | 72.935680704278 |
| 5√n | 30.928013940824 |
Divisors of 28298288
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 | -28298287 | 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 28298288 can be divided by 40 positive divisors. The sum of these divisors (counting 28298288) is 1, the average is 0.025.
Base conversion 28298288
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1101011111100110000110000 |
| 3 | Ternary | 1222020200221202 |
| 4 | Quaternary | 1223330300300 |
| 5 | Quinary | 24221021123 |
| 6 | Senary | 2450310332 |
| 8 | Octal | 153746060 |
| 10 | Decimal | 28298288 |
| 12 | Duodecimal | 95883a8 |
| 16 | Hexadecimal | 1afcc30 |
| 20 | Vigesimal | 8gh5e8 |
| 36 | Base36 | guj3k |
Cryptographic Hash Functions
| md5 | fe28eafefacb438d7575685e2f06322e |
|---|---|
| sha1 | a30fb5d1e3a1a5cf706bbffa8311340dab14a799 |
| sha256 | f3c0101d5fc92af0b5782dd53c08eefb2b8ac3c6534451df4efc5ee986cc78c4 |
| sha512 | 07c30da8f3dcb2dab2ace7144128dae94a576630879f3a5eeba68ad01c9a439a85a72dd1b8568d1f6a4b2d2e71943e00c16340efc643898e524b575f5bf7c477 |
| ripemd-160 | 977fda7505e8af17cc9dcf2fe867d31e82a066c4 |
28298288 as geometric shapes
Circle
Radius = n| Diameter | 56596576 |
|---|---|
| Circumference | 177803387.37994 |
| Area | 2.5157657317265E+15 |
Sphere
Radius = n| Volume | 9.4922484289236E+22 |
|---|---|
| Surface area | 1.0063062926906E+16 |
| Circumference | 177803387.37994 |
Square
Length = n| Perimeter | 113193152 |
|---|---|
| Area | 800793103730944 |
| Diagonal | 40019822.68154 |
Cube
Length = n| Surface area | 4804758622385664 |
|---|---|
| Volume | 2.2661073877792E+22 |
| Space diagonal | 49014072.583217 |
Equilateral Triangle
Length = n| Perimeter | 84894864 |
|---|---|
| Area | 3.4675358550319E+14 |
| Altitude | 24507036.291608 |
Triangular Pyramid
Length = n| Surface area | 3.4675358550319E+14 |
|---|---|
| Volume | 2.6706331679927E+21 |
| Height | 13339940.893847 |