28671489 (number)
28671489 is an odd 8-digits composite number following 28671488 and preceding 28671490. In scientific notation, it is written as 2.8671489 × 10^7. The sum of its digits is 45. It has a total of 6 prime factors and 40 positive divisors. There are 14891040 positive integers (up to 28671489) that are relatively prime to 28671489.
Interesting facts
- 28671489 has 40 divisors, whose sum is 53410368
- The reverse of 28671489 is 98417682
- Previous prime number is 11
Basic properties
- Is Prime? no
- Number parity odd
- Number length 8
- Sum of Digits 45
- Digital Root 9
Name
| Name | twenty-eight million six hundred seventy-one thousand four hundred eighty-nine |
|---|
Notation
| Scientific notation | 2.8671489 × 10^7 |
|---|---|
| Engineering notation | 2.8671489 × 10^6 |
Prime Factorization of 28671489
Prime Factorization 7 × 9 × 3 × 3 × 11 × 4597
Composite number| ω | Distinct Factors | 5 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 6 | Total number of prime factors |
| rad | Radical | 9557163 | Product of the distinct prime numbers |
The prime factorization of 28671489 is 7 × 9 × 3 × 3 × 11 × 4597. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 28671489)
Multiplication
n×y| n×2 | 57342978 |
|---|---|
| n×3 | 86014467 |
| n×4 | 114685956 |
| n×5 | 143357445 |
Division
n÷y| n÷2 | 14335744.5 |
|---|---|
| n÷3 | 9557163 |
| n÷3 | 7167872.25 |
| n÷5 | 5734297.8 |
Exponentiation
ny| n2 | 822054281477121 |
|---|---|
| n3 | 2.3569520288774E+22 |
| n4 | 6.7577324169487E+29 |
| n5 | 1.9375425065749E+37 |
Nth Root
y√n| 2√n | 5354.5764538383 |
|---|---|
| 3√n | 306.06717095184 |
| 4√n | 73.174971498719 |
| 5√n | 31.009163403476 |
Divisors of 28671489
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 | -28671488 | 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 28671489 can be divided by 40 positive divisors. The sum of these divisors (counting 28671489) is 1, the average is 0.025.
Base conversion 28671489
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1101101010111111000000001 |
| 3 | Ternary | 1222221122220000 |
| 4 | Quaternary | 1231113320001 |
| 5 | Quinary | 24314441424 |
| 6 | Senary | 2502310213 |
| 8 | Octal | 155277001 |
| 10 | Decimal | 28671489 |
| 12 | Duodecimal | 9728369 |
| 16 | Hexadecimal | 1b57e01 |
| 20 | Vigesimal | 8j3ie9 |
| 36 | Base36 | h2j29 |
Cryptographic Hash Functions
| md5 | c9aa4c795e2ea3632bf0ecb612e4cf91 |
|---|---|
| sha1 | 7aa37372be6f2a1b7abcf06848c8189d96a1f65b |
| sha256 | b5e18796eb800ec3286bc8d0f7626d01e5a61132596023bef97c042cace9e2f2 |
| sha512 | 614fbc9d6ce043e397c2508a4e0a3d124f8b56ab740b54f7dc47bae27bff71930fbc1a7b083b2e753f3718b84028854176990466984b99311150b76963dff8e8 |
| ripemd-160 | ec349c4bee411663e0485ce72ddd0e3640130fe3 |
28671489 as geometric shapes
Circle
Radius = n| Diameter | 57342978 |
|---|---|
| Circumference | 180148278.41976 |
| Area | 2.5825596915406E+15 |
Sphere
Radius = n| Volume | 9.8727775717131E+22 |
|---|---|
| Surface area | 1.0330238766162E+16 |
| Circumference | 180148278.41976 |
Square
Length = n| Perimeter | 114685956 |
|---|---|
| Area | 822054281477121 |
| Diagonal | 40547608.597231 |
Cube
Length = n| Surface area | 4932325688862726 |
|---|---|
| Volume | 2.3569520288774E+22 |
| Space diagonal | 49660475.676652 |
Equilateral Triangle
Length = n| Perimeter | 86014467 |
|---|---|
| Area | 3.5595994552448E+14 |
| Altitude | 24830237.838326 |
Triangular Pyramid
Length = n| Surface area | 3.5595994552448E+14 |
|---|---|
| Volume | 2.777694604251E+21 |
| Height | 13515869.53241 |