28295440 (number)
28295440 is an even 8-digits composite number following 28295439 and preceding 28295441. In scientific notation, it is written as 2.8295440 × 10^7. The sum of its digits is 34. It has a total of 7 prime factors and 40 positive divisors. There are 11147136 positive integers (up to 28295440) that are relatively prime to 28295440.
Interesting facts
- 28295440 has 40 divisors, whose sum is 66781440
- The reverse of 28295440 is 04459282
- Previous prime number is 67
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 34
- Digital Root 7
Name
| Name | twenty-eight million two hundred ninety-five thousand four hundred forty |
|---|
Notation
| Scientific notation | 2.8295440 × 10^7 |
|---|---|
| Engineering notation | 2.8295440 × 10^6 |
Prime Factorization of 28295440
Prime Factorization 2 × 2 × 2 × 2 × 5 × 67 × 5279
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 3536930 | Product of the distinct prime numbers |
The prime factorization of 28295440 is 2 × 2 × 2 × 2 × 5 × 67 × 5279. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 28295440)
Multiplication
n×y| n×2 | 56590880 |
|---|---|
| n×3 | 84886320 |
| n×4 | 113181760 |
| n×5 | 141477200 |
Division
n÷y| n÷2 | 14147720 |
|---|---|
| n÷3 | 9431813.3333333 |
| n÷3 | 7073860 |
| n÷5 | 5659088 |
Exponentiation
ny| n2 | 800631924793600 |
|---|---|
| n3 | 2.2654232590082E+22 |
| n4 | 6.410114789987E+29 |
| n5 | 1.8137701843319E+37 |
Nth Root
y√n| 2√n | 5319.3458244412 |
|---|---|
| 3√n | 304.72317442468 |
| 4√n | 72.933845534438 |
| 5√n | 30.927391383517 |
Divisors of 28295440
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 | -28295439 | 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 28295440 can be divided by 40 positive divisors. The sum of these divisors (counting 28295440) is 1, the average is 0.025.
Base conversion 28295440
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1101011111100000100010000 |
| 3 | Ternary | 1222020120001021 |
| 4 | Quaternary | 1223330010100 |
| 5 | Quinary | 24220423230 |
| 6 | Senary | 2450245224 |
| 8 | Octal | 153740420 |
| 10 | Decimal | 28295440 |
| 12 | Duodecimal | 9586814 |
| 16 | Hexadecimal | 1afc110 |
| 20 | Vigesimal | 8ggic0 |
| 36 | Base36 | gugwg |
Cryptographic Hash Functions
| md5 | 49c86888a34e33af6557f63919bed369 |
|---|---|
| sha1 | 25ee3b1a026514b3706a7e22b4abc2c882254b25 |
| sha256 | 2ad033e52ae53a9d1b0686b26f229d717049379f10e73d1b67a69093db8fcab7 |
| sha512 | f4e3735249facc03e239dbca595b6e196d9bbbfc78c4b9aa9a39ec357d75d762c8f2b0242f37d5bca7a89d015668264d200ed16132fe3756b7cc7ce1c1a6cbcb |
| ripemd-160 | 941b7a6fd31ace83fb7973c548ddddedf302493d |
28295440 as geometric shapes
Circle
Radius = n| Diameter | 56590880 |
|---|---|
| Circumference | 177785492.86818 |
| Area | 2.515259373161E+15 |
Sphere
Radius = n| Volume | 9.4893827570287E+22 |
|---|---|
| Surface area | 1.0061037492644E+16 |
| Circumference | 177785492.86818 |
Square
Length = n| Perimeter | 113181760 |
|---|---|
| Area | 800631924793600 |
| Diagonal | 40015795.001314 |
Cube
Length = n| Surface area | 4803791548761600 |
|---|---|
| Volume | 2.2654232590082E+22 |
| Space diagonal | 49009139.702517 |
Equilateral Triangle
Length = n| Perimeter | 84886320 |
|---|---|
| Area | 3.4668379297604E+14 |
| Altitude | 24504569.851258 |
Triangular Pyramid
Length = n| Surface area | 3.4668379297604E+14 |
|---|---|
| Volume | 2.669826914504E+21 |
| Height | 13338598.333771 |