18289380 (number)
18289380 is an even 8-digits composite number following 18289379 and preceding 18289381. In scientific notation, it is written as 1.8289380 × 10^7. The sum of its digits is 39. It has a total of 6 prime factors and 48 positive divisors. There are 4719360 positive integers (up to 18289380) that are relatively prime to 18289380.
Interesting facts
- 18289380 has 48 divisors, whose sum is 52867584
- The reverse of 18289380 is 08398281
- Previous prime number is 31
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 39
- Digital Root 3
Name
Name | eighteen million two hundred eighty-nine thousand three hundred eighty |
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Notation
Scientific notation | 1.8289380 × 10^7 |
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Engineering notation | 1.8289380 × 10^6 |
Prime Factorization of 18289380
Prime Factorization 2 × 2 × 3 × 5 × 31 × 9833
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 9144690 | Product of the distinct prime numbers |
The prime factorization of 18289380 is 2 × 2 × 3 × 5 × 31 × 9833. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 18289380)
Multiplication
n×yn×2 | 36578760 |
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n×3 | 54868140 |
n×4 | 73157520 |
n×5 | 91446900 |
Division
n÷yn÷2 | 9144690 |
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n÷3 | 6096460 |
n÷3 | 4572345 |
n÷5 | 3657876 |
Exponentiation
nyn2 | 334501420784400 |
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n3 | 6.1178235952658E+21 |
n4 | 1.1189120050678E+29 |
n5 | 2.0464206847247E+36 |
Nth Root
y√n2√n | 4276.6084693364 |
---|---|
3√n | 263.47110595851 |
4√n | 65.395783268774 |
5√n | 28.342607117503 |
Divisors of 18289380
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 | -18289379 | 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 18289380 can be divided by 48 positive divisors. The sum of these divisors (counting 18289380) is 1, the average is 0.020833333333333.
Base conversion 18289380
Base | System | Value |
---|---|---|
2 | Binary | 1000101110001001011100100 |
3 | Ternary | 1021102012022110 |
4 | Quaternary | 1011301023210 |
5 | Quinary | 14140230010 |
6 | Senary | 1452001020 |
8 | Octal | 105611344 |
10 | Decimal | 18289380 |
12 | Duodecimal | 6160170 |
16 | Hexadecimal | 11712e4 |
20 | Vigesimal | 5e6390 |
36 | Base36 | aw06c |
Cryptographic Hash Functions
md5 | 4a1fd20e3f6345ae13e3474f0954541a |
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sha1 | 593ef98938af61862e8b9fe6939ca81f985c11e6 |
sha256 | 84e4ca945a904f19309e1363c2326e3127fd08ce8a9d14c604ff483647ea3873 |
sha512 | a5ee6490bac946956b6b8388780f9ab32a7808650adf31184253c78cb6fbbd67806c21fb099e17b487d485c298053611fd83c4f7b7d471f6537021045ad6d239 |
ripemd-160 | 457ad2fb3e06c7fffd21ff73b61b4152d0857f8d |
18289380 as geometric shapes
Circle
Radius = nDiameter | 36578760 |
---|---|
Circumference | 114915563.69342 |
Area | 1.0508672061516E+15 |
Sphere
Radius = nVolume | 2.562627955046E+22 |
---|---|
Surface area | 4.2034688246065E+15 |
Circumference | 114915563.69342 |
Square
Length = nPerimeter | 73157520 |
---|---|
Area | 334501420784400 |
Diagonal | 25865089.243395 |
Cube
Length = nSurface area | 2007008524706400 |
---|---|
Volume | 6.1178235952658E+21 |
Space diagonal | 31678135.398934 |
Equilateral Triangle
Length = nPerimeter | 54868140 |
---|---|
Area | 1.4484336400064E+14 |
Altitude | 15839067.699467 |
Triangular Pyramid
Length = nSurface area | 1.4484336400064E+14 |
---|---|
Volume | 7.2099242505258E+20 |
Height | 8621696.4144651 |