28404768 (number)
28404768 is an even 8-digits composite number following 28404767 and preceding 28404769. In scientific notation, it is written as 2.8404768 × 10^7. The sum of its digits is 39. It has a total of 8 prime factors and 48 positive divisors. There are 7918848 positive integers (up to 28404768) that are relatively prime to 28404768.
Interesting facts
- 28404768 has 48 divisors, whose sum is 60008256
- The reverse of 28404768 is 86740482
- Previous prime number is 43
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 39
- Digital Root 3
Name
Name | twenty-eight million four hundred four thousand seven hundred sixty-eight |
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Notation
Scientific notation | 2.8404768 × 10^7 |
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Engineering notation | 2.8404768 × 10^6 |
Prime Factorization of 28404768
Prime Factorization 2 × 2 × 2 × 2 × 2 × 21 × 43 × 983
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 1775298 | Product of the distinct prime numbers |
The prime factorization of 28404768 is 2 × 2 × 2 × 2 × 2 × 21 × 43 × 983. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 28404768)
Multiplication
n×yn×2 | 56809536 |
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n×3 | 85214304 |
n×4 | 113619072 |
n×5 | 142023840 |
Division
n÷yn÷2 | 14202384 |
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n÷3 | 9468256 |
n÷3 | 7101192 |
n÷5 | 5680953.6 |
Exponentiation
nyn2 | 806830845133824 |
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n3 | 2.291784297127E+22 |
n4 | 6.5097601265936E+29 |
n5 | 1.8490822613154E+37 |
Nth Root
y√n2√n | 5329.6123686437 |
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3√n | 305.11513345694 |
4√n | 73.004194185291 |
5√n | 30.951254000004 |
Divisors of 28404768
48 divisors
τ | Total Divisors | 48 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -28404767 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.020833333333333 | 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 | 48 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 28404768 can be divided by 48 positive divisors. The sum of these divisors (counting 28404768) is 1, the average is 0.020833333333333.
Base conversion 28404768
Base | System | Value |
---|---|---|
2 | Binary | 1101100010110110000100000 |
3 | Ternary | 1222110010000110 |
4 | Quaternary | 1230112300200 |
5 | Quinary | 24232423033 |
6 | Senary | 2452451320 |
8 | Octal | 154266040 |
10 | Decimal | 28404768 |
12 | Duodecimal | 9619b40 |
16 | Hexadecimal | 1b16c20 |
20 | Vigesimal | 8habi8 |
36 | Base36 | gwt9c |
Cryptographic Hash Functions
md5 | 2b3c092686ec7d4ab6e908c1e0c3b52c |
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sha1 | 2d88a43dbd5b656815aa6490a5320973e7cf910f |
sha256 | 30064fe7a904131ed1a598aa9f2cac44d2fe42826e52d82798db591a733a5653 |
sha512 | bd9d3e9e64cc645f3b5f56016eab0444cef509bd6ade01c7c4f84cc552b8e5a1fe0ce73397a174a19f4b8b0d21b9f6a9cbcb37d39ee5a417b39f13662372a424 |
ripemd-160 | 8415af58b3e3c941d32f25911bf01b0c32a9aa79 |
28404768 as geometric shapes
Circle
Radius = nDiameter | 56809536 |
---|---|
Circumference | 178472420.95144 |
Area | 2.5347338557621E+15 |
Sphere
Radius = nVolume | 9.5998036152889E+22 |
---|---|
Surface area | 1.0138935423048E+16 |
Circumference | 178472420.95144 |
Square
Length = nPerimeter | 113619072 |
---|---|
Area | 806830845133824 |
Diagonal | 40170408.141661 |
Cube
Length = nSurface area | 4840985070802944 |
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Volume | 2.291784297127E+22 |
Space diagonal | 49198501.353207 |
Equilateral Triangle
Length = nPerimeter | 85214304 |
---|---|
Area | 3.4936800422138E+14 |
Altitude | 24599250.676603 |
Triangular Pyramid
Length = nSurface area | 3.4936800422138E+14 |
---|---|
Volume | 2.7008936958589E+21 |
Height | 13390136.04722 |