28394448 (number)
28394448 is an even 8-digits composite number following 28394447 and preceding 28394449. In scientific notation, it is written as 2.8394448 × 10^7. The sum of its digits is 42. It has a total of 7 prime factors and 40 positive divisors. There are 9244032 positive integers (up to 28394448) that are relatively prime to 28394448.
Interesting facts
- 28394448 has 40 divisors, whose sum is 75063648
- The reverse of 28394448 is 84449382
- Previous prime number is 43
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 42
- Digital Root 6
Name
| Name | twenty-eight million three hundred ninety-four thousand four hundred forty-eight |
|---|
Notation
| Scientific notation | 2.8394448 × 10^7 |
|---|---|
| Engineering notation | 2.8394448 × 10^6 |
Prime Factorization of 28394448
Prime Factorization 2 × 2 × 2 × 2 × 3 × 43 × 13757
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 3549306 | Product of the distinct prime numbers |
The prime factorization of 28394448 is 2 × 2 × 2 × 2 × 3 × 43 × 13757. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 28394448)
Multiplication
n×y| n×2 | 56788896 |
|---|---|
| n×3 | 85183344 |
| n×4 | 113577792 |
| n×5 | 141972240 |
Division
n÷y| n÷2 | 14197224 |
|---|---|
| n÷3 | 9464816 |
| n÷3 | 7098612 |
| n÷5 | 5678889.6 |
Exponentiation
ny| n2 | 806244677224704 |
|---|---|
| n3 | 2.2892872562734E+22 |
| n4 | 6.5003047955317E+29 |
| n5 | 1.8457256650087E+37 |
Nth Root
y√n| 2√n | 5328.644105211 |
|---|---|
| 3√n | 305.07817757695 |
| 4√n | 72.997562323759 |
| 5√n | 30.94900463559 |
Divisors of 28394448
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 | -28394447 | 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 28394448 can be divided by 40 positive divisors. The sum of these divisors (counting 28394448) is 1, the average is 0.025.
Base conversion 28394448
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1101100010100001111010000 |
| 3 | Ternary | 1222102120212020 |
| 4 | Quaternary | 1230110033100 |
| 5 | Quinary | 24232110243 |
| 6 | Senary | 2452331440 |
| 8 | Octal | 154241720 |
| 10 | Decimal | 28394448 |
| 12 | Duodecimal | 9613b80 |
| 16 | Hexadecimal | 1b143d0 |
| 20 | Vigesimal | 8h9628 |
| 36 | Base36 | gwlao |
Cryptographic Hash Functions
| md5 | 931159e72d28acf326181a61d2bbc8c5 |
|---|---|
| sha1 | c1c172f10b0039067646dd47ca992490aed9f2d5 |
| sha256 | ee2e613078fde603f7106a39ae88ae80205cbdc647ad70625840881514edef31 |
| sha512 | 4ea4c537d82427a911d107a749afa52b8aeba2a766b45ec1b2c4b1042b9980d9e5b069ac9d879898f9be2975904bed2e715247982690effcfef552f6f285935f |
| ripemd-160 | 0c7ca0bebe5f7c276d13a29f6b9909701e08ce7a |
28394448 as geometric shapes
Circle
Radius = n| Diameter | 56788896 |
|---|---|
| Circumference | 178407578.47907 |
| Area | 2.532892354965E+15 |
Sphere
Radius = n| Volume | 9.5893440350202E+22 |
|---|---|
| Surface area | 1.013156941986E+16 |
| Circumference | 178407578.47907 |
Square
Length = n| Perimeter | 113577792 |
|---|---|
| Area | 806244677224704 |
| Diagonal | 40155813.457698 |
Cube
Length = n| Surface area | 4837468063348224 |
|---|---|
| Volume | 2.2892872562734E+22 |
| Space diagonal | 49180626.588872 |
Equilateral Triangle
Length = n| Perimeter | 85183344 |
|---|---|
| Area | 3.4911418607129E+14 |
| Altitude | 24590313.294436 |
Triangular Pyramid
Length = n| Surface area | 3.4911418607129E+14 |
|---|---|
| Volume | 2.6979509049914E+21 |
| Height | 13385271.152566 |