28809984 (number)
28809984 is an even 8-digits composite number following 28809983 and preceding 28809985. In scientific notation, it is written as 2.8809984 × 10^7. The sum of its digits is 48. It has a total of 12 prime factors and 144 positive divisors. There are 7839744 positive integers (up to 28809984) that are relatively prime to 28809984.
Interesting facts
- 28809984 has 144 divisors, whose sum is 91832832
- The reverse of 28809984 is 48990882
- Previous prime number is 23
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 48
- Digital Root 3
Name
Name | twenty-eight million eight hundred nine thousand nine hundred eighty-four |
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Notation
Scientific notation | 2.8809984 × 10^7 |
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Engineering notation | 2.8809984 × 10^6 |
Prime Factorization of 28809984
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 3 × 23 × 233
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 12 | Total number of prime factors |
rad | Radical | 225078 | Product of the distinct prime numbers |
The prime factorization of 28809984 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 3 × 23 × 233. Since it has a total of 12 prime factors.
Most popular turbo-numbers
Basic calculations (n = 28809984)
Multiplication
n×yn×2 | 57619968 |
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n×3 | 86429952 |
n×4 | 115239936 |
n×5 | 144049920 |
Division
n÷yn÷2 | 14404992 |
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n÷3 | 9603328 |
n÷3 | 7202496 |
n÷5 | 5761996.8 |
Exponentiation
nyn2 | 830015178080256 |
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n3 | 2.3912724000249E+22 |
n4 | 6.889251958436E+29 |
n5 | 1.9847923869451E+37 |
Nth Root
y√n2√n | 5367.4932696744 |
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3√n | 306.55918939005 |
4√n | 73.26317812977 |
5√n | 31.039063072503 |
Divisors of 28809984
144 divisors
τ | Total Divisors | 144 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -28809983 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.0069444444444444 | 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 | 144 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 28809984 can be divided by 144 positive divisors. The sum of these divisors (counting 28809984) is 1, the average is 0.0069444444444444.
Base conversion 28809984
Base | System | Value |
---|---|---|
2 | Binary | 1101101111001101100000000 |
3 | Ternary | 2000012200212110 |
4 | Quaternary | 1231321230000 |
5 | Quinary | 24333404414 |
6 | Senary | 2505255320 |
8 | Octal | 155715400 |
10 | Decimal | 28809984 |
12 | Duodecimal | 9794540 |
16 | Hexadecimal | 1b79b00 |
20 | Vigesimal | 9014j4 |
36 | Base36 | h5hxc |
Cryptographic Hash Functions
md5 | 544f82b4c7874e84b091ab06e268687f |
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sha1 | 3d639ef423e4a313d213f80e60082224f6b55fec |
sha256 | 68dd2d03d32f1910baa6d482e5e3b70544e2304646dadf034d3de9d47eac2d4f |
sha512 | 84e23c915115bc0b43ff2528b965081f1dbf8dd029319a726c8e3dba01f1a43e656d550eb572d8c8c8b834b0949aa3fec5661dd0ede25279c2fc0f0e340bc2d7 |
ripemd-160 | 5a85006b5e791899f2724355ef3db0ff4c50dfec |
28809984 as geometric shapes
Circle
Radius = nDiameter | 57619968 |
---|---|
Circumference | 181018468.16888 |
Area | 2.607569585825E+15 |
Sphere
Radius = nVolume | 1.00165384062E+23 |
---|---|
Surface area | 1.04302783433E+16 |
Circumference | 181018468.16888 |
Square
Length = nPerimeter | 115239936 |
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Area | 830015178080256 |
Diagonal | 40743470.104552 |
Cube
Length = nSurface area | 4980091068481536 |
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Volume | 2.3912724000249E+22 |
Space diagonal | 49900356.053246 |
Equilateral Triangle
Length = nPerimeter | 86429952 |
---|---|
Area | 3.5940711487208E+14 |
Altitude | 24950178.026623 |
Triangular Pyramid
Length = nSurface area | 3.5940711487208E+14 |
---|---|
Volume | 2.8181415495364E+21 |
Height | 13581156.701517 |