28438480 (number)
28438480 is an even 8-digits composite number following 28438479 and preceding 28438481. In scientific notation, it is written as 2.8438480 × 10^7. The sum of its digits is 37. It has a total of 7 prime factors and 40 positive divisors. There are 9515520 positive integers (up to 28438480) that are relatively prime to 28438480.
Interesting facts
- 28438480 has 40 divisors, whose sum is 58040928
- The reverse of 28438480 is 08483482
- Previous prime number is 43
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 37
- Digital Root 1
Name
| Name | twenty-eight million four hundred thirty-eight thousand four hundred eighty |
|---|
Notation
| Scientific notation | 2.8438480 × 10^7 |
|---|---|
| Engineering notation | 2.8438480 × 10^6 |
Prime Factorization of 28438480
Prime Factorization 2 × 2 × 2 × 2 × 35 × 43 × 1181
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 3554810 | Product of the distinct prime numbers |
The prime factorization of 28438480 is 2 × 2 × 2 × 2 × 35 × 43 × 1181. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 28438480)
Multiplication
n×y| n×2 | 56876960 |
|---|---|
| n×3 | 85315440 |
| n×4 | 113753920 |
| n×5 | 142192400 |
Division
n÷y| n÷2 | 14219240 |
|---|---|
| n÷3 | 9479493.3333333 |
| n÷3 | 7109620 |
| n÷5 | 5687696 |
Exponentiation
ny| n2 | 808747144710400 |
|---|---|
| n3 | 2.2999539499904E+22 |
| n4 | 6.5407194407722E+29 |
| n5 | 1.8600811900201E+37 |
Nth Root
y√n| 2√n | 5332.774137351 |
|---|---|
| 3√n | 305.23579365449 |
| 4√n | 73.025845680492 |
| 5√n | 30.958597370475 |
Divisors of 28438480
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 | -28438479 | 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 28438480 can be divided by 40 positive divisors. The sum of these divisors (counting 28438480) is 1, the average is 0.025.
Base conversion 28438480
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1101100011110111111010000 |
| 3 | Ternary | 1222111211021001 |
| 4 | Quaternary | 1230132333100 |
| 5 | Quinary | 24240012410 |
| 6 | Senary | 2453311344 |
| 8 | Octal | 154367720 |
| 10 | Decimal | 28438480 |
| 12 | Duodecimal | 9635554 |
| 16 | Hexadecimal | 1b1efd0 |
| 20 | Vigesimal | 8heg40 |
| 36 | Base36 | gxj9s |
Cryptographic Hash Functions
| md5 | f4ed82c94cdc7036204b5cc705dfe77c |
|---|---|
| sha1 | 2fb01bf9b338643a83c7835d8c5bbe3ce12e8547 |
| sha256 | 43aace9555ac098d508d729c5644bca8656da12f828cf0ecd840e2b2770aa019 |
| sha512 | 090620ea6eb9b249089fb76a98ebdd1c466c028877ebc8033b396206100f6a0993e80d99a36d06ee8b155449cdb82ad368e4a2210d8da1bdbae040a77548d546 |
| ripemd-160 | d56b9e6f6dfecd16fca4fc86500b06ed632277e8 |
28438480 as geometric shapes
Circle
Radius = n| Diameter | 56876960 |
|---|---|
| Circumference | 178684239.69452 |
| Area | 2.5407540884339E+15 |
Sphere
Radius = n| Volume | 9.6340245771795E+22 |
|---|---|
| Surface area | 1.0163016353736E+16 |
| Circumference | 178684239.69452 |
Square
Length = n| Perimeter | 113753920 |
|---|---|
| Area | 808747144710400 |
| Diagonal | 40218084.109276 |
Cube
Length = n| Surface area | 4852482868262400 |
|---|---|
| Volume | 2.2999539499904E+22 |
| Space diagonal | 49256892.250031 |
Equilateral Triangle
Length = n| Perimeter | 85315440 |
|---|---|
| Area | 3.5019778627867E+14 |
| Altitude | 24628446.125016 |
Triangular Pyramid
Length = n| Surface area | 3.5019778627867E+14 |
|---|---|
| Volume | 2.7105217240916E+21 |
| Height | 13406028.036425 |