28852720 (number)
28852720 is an even 8-digits composite number following 28852719 and preceding 28852721. In scientific notation, it is written as 2.8852720 × 10^7. The sum of its digits is 34. It has a total of 7 prime factors and 40 positive divisors. There are 10652928 positive integers (up to 28852720) that are relatively prime to 28852720.
Interesting facts
- 28852720 has 40 divisors, whose sum is 72245376
- The reverse of 28852720 is 02725882
- Previous prime number is 13
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 34
- Digital Root 7
Name
| Name | twenty-eight million eight hundred fifty-two thousand seven hundred twenty |
|---|
Notation
| Scientific notation | 2.8852720 × 10^7 |
|---|---|
| Engineering notation | 2.8852720 × 10^6 |
Prime Factorization of 28852720
Prime Factorization 2 × 2 × 2 × 2 × 5 × 13 × 27743
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 3606590 | Product of the distinct prime numbers |
The prime factorization of 28852720 is 2 × 2 × 2 × 2 × 5 × 13 × 27743. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 28852720)
Multiplication
n×y| n×2 | 57705440 |
|---|---|
| n×3 | 86558160 |
| n×4 | 115410880 |
| n×5 | 144263600 |
Division
n÷y| n÷2 | 14426360 |
|---|---|
| n÷3 | 9617573.3333333 |
| n÷3 | 7213180 |
| n÷5 | 5770544 |
Exponentiation
ny| n2 | 832479451398400 |
|---|---|
| n3 | 2.4019296516952E+22 |
| n4 | 6.9302203700058E+29 |
| n5 | 1.9995570787407E+37 |
Nth Root
y√n| 2√n | 5371.4727961705 |
|---|---|
| 3√n | 306.71069521175 |
| 4√n | 73.290332214901 |
| 5√n | 31.04826612537 |
Divisors of 28852720
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 | -28852719 | 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 28852720 can be divided by 40 positive divisors. The sum of these divisors (counting 28852720) is 1, the average is 0.025.
Base conversion 28852720
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1101110000100000111110000 |
| 3 | Ternary | 2000021212111021 |
| 4 | Quaternary | 1232010013300 |
| 5 | Quinary | 24341241340 |
| 6 | Senary | 2510225224 |
| 8 | Octal | 156040760 |
| 10 | Decimal | 28852720 |
| 12 | Duodecimal | 97b5214 |
| 16 | Hexadecimal | 1b841f0 |
| 20 | Vigesimal | 906bg0 |
| 36 | Base36 | h6ewg |
Cryptographic Hash Functions
| md5 | d2669965ae80d2daf377de24fa66999e |
|---|---|
| sha1 | c8e8fec3b9771d4a97c763c4f244af9587f9295a |
| sha256 | 4e8fafa6946e048b27b45b0d77a19d2a9d6c9310990ce56885a028823aeb3ebe |
| sha512 | 31a28781d20ae6896be14ed6c84d31a7622c9fc0215b18d4eb9a52bb9ff9f8e6c4c2791b779527d6245ef0893cb469cd370126470f0d84d27aa6a6b84f547714 |
| ripemd-160 | 7cb074dd97ee5b6e56bda2f2c0fbe9680fb222c4 |
28852720 as geometric shapes
Circle
Radius = n| Diameter | 57705440 |
|---|---|
| Circumference | 181286986.37617 |
| Area | 2.6153113287777E+15 |
Sphere
Radius = n| Volume | 1.0061179397607E+23 |
|---|---|
| Surface area | 1.0461245315111E+16 |
| Circumference | 181286986.37617 |
Square
Length = n| Perimeter | 115410880 |
|---|---|
| Area | 832479451398400 |
| Diagonal | 40803907.935353 |
Cube
Length = n| Surface area | 4994876708390400 |
|---|---|
| Volume | 2.4019296516952E+22 |
| Space diagonal | 49974376.976559 |
Equilateral Triangle
Length = n| Perimeter | 86558160 |
|---|---|
| Area | 3.6047417651977E+14 |
| Altitude | 24987188.488279 |
Triangular Pyramid
Length = n| Surface area | 3.6047417651977E+14 |
|---|---|
| Volume | 2.8307012410778E+21 |
| Height | 13601302.645118 |