28235440 (number)
28235440 is an even 8-digits composite number following 28235439 and preceding 28235441. In scientific notation, it is written as 2.8235440 × 10^7. The sum of its digits is 28. It has a total of 7 prime factors and 40 positive divisors. There are 10987776 positive integers (up to 28235440) that are relatively prime to 28235440.
Interesting facts
- 28235440 has 40 divisors, whose sum is 67428720
- The reverse of 28235440 is 04453282
- Previous prime number is 37
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 28
- Digital Root 1
Name
| Name | twenty-eight million two hundred thirty-five thousand four hundred forty |
|---|
Notation
| Scientific notation | 2.8235440 × 10^7 |
|---|---|
| Engineering notation | 2.8235440 × 10^6 |
Prime Factorization of 28235440
Prime Factorization 2 × 2 × 2 × 2 × 5 × 37 × 9539
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 3529430 | Product of the distinct prime numbers |
The prime factorization of 28235440 is 2 × 2 × 2 × 2 × 5 × 37 × 9539. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 28235440)
Multiplication
n×y| n×2 | 56470880 |
|---|---|
| n×3 | 84706320 |
| n×4 | 112941760 |
| n×5 | 141177200 |
Division
n÷y| n÷2 | 14117720 |
|---|---|
| n÷3 | 9411813.3333333 |
| n÷3 | 7058860 |
| n÷5 | 5647088 |
Exponentiation
ny| n2 | 797240071993600 |
|---|---|
| n3 | 2.2510424218371E+22 |
| n4 | 6.3559173239236E+29 |
| n5 | 1.7946212224461E+37 |
Nth Root
y√n| 2√n | 5313.7030402536 |
|---|---|
| 3√n | 304.50763523159 |
| 4√n | 72.895151006453 |
| 5√n | 30.914264042626 |
Divisors of 28235440
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 | -28235439 | 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 28235440 can be divided by 40 positive divisors. The sum of these divisors (counting 28235440) is 1, the average is 0.025.
Base conversion 28235440
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1101011101101011010110000 |
| 3 | Ternary | 1222010111202001 |
| 4 | Quaternary | 1223231122300 |
| 5 | Quinary | 24212013230 |
| 6 | Senary | 2445103344 |
| 8 | Octal | 153553260 |
| 10 | Decimal | 28235440 |
| 12 | Duodecimal | 9557b54 |
| 16 | Hexadecimal | 1aed6b0 |
| 20 | Vigesimal | 8g98c0 |
| 36 | Base36 | gt6ls |
Cryptographic Hash Functions
| md5 | e190140aa97e8d65d37c3a81f92bc533 |
|---|---|
| sha1 | cfdaa0e59c7e225bed6dadacc2666bbbd1c0b2e8 |
| sha256 | 9999ae5114790615189df99ee57b56c7d33cd2c31d0d4078e6a040c19af11413 |
| sha512 | a00fd1cb87aec315bcdcba24ed1380c49be097508a47606f5db72694cf8070c54a0360b012ab3042c63b1f41a0a43ae042d965e3ec21c15ae92bb967a7f7cdc6 |
| ripemd-160 | c205c1819389ede49b7f4f4cfd414b897d18d297 |
28235440 as geometric shapes
Circle
Radius = n| Diameter | 56470880 |
|---|---|
| Circumference | 177408501.74975 |
| Area | 2.5046035533225E+15 |
Sphere
Radius = n| Volume | 9.4291444471499E+22 |
|---|---|
| Surface area | 1.001841421329E+16 |
| Circumference | 177408501.74975 |
Square
Length = n| Perimeter | 112941760 |
|---|---|
| Area | 797240071993600 |
| Diagonal | 39930942.187572 |
Cube
Length = n| Surface area | 4783440431961600 |
|---|---|
| Volume | 2.2510424218371E+22 |
| Space diagonal | 48905216.654063 |
Equilateral Triangle
Length = n| Perimeter | 84706320 |
|---|---|
| Area | 3.452150776307E+14 |
| Altitude | 24452608.327031 |
Triangular Pyramid
Length = n| Surface area | 3.452150776307E+14 |
|---|---|
| Volume | 2.652878935366E+21 |
| Height | 13310314.062524 |