18122912 (number)
18122912 is an even 8-digits composite number following 18122911 and preceding 18122913. In scientific notation, it is written as 1.8122912 × 10^7. The sum of its digits is 26. It has a total of 8 prime factors and 48 positive divisors. There are 8574720 positive integers (up to 18122912) that are relatively prime to 18122912.
Interesting facts
- 18122912 has 48 divisors, whose sum is 37648800
- The reverse of 18122912 is 21922181
- Previous prime number is 59
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 26
- Digital Root 8
Name
Name | eighteen million one hundred twenty-two thousand nine hundred twelve |
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Notation
Scientific notation | 1.8122912 × 10^7 |
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Engineering notation | 1.8122912 × 10^6 |
Prime Factorization of 18122912
Prime Factorization 2 × 2 × 2 × 2 × 2 × 29 × 59 × 331
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 1132682 | Product of the distinct prime numbers |
The prime factorization of 18122912 is 2 × 2 × 2 × 2 × 2 × 29 × 59 × 331. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 18122912)
Multiplication
n×yn×2 | 36245824 |
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n×3 | 54368736 |
n×4 | 72491648 |
n×5 | 90614560 |
Division
n÷yn÷2 | 9061456 |
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n÷3 | 6040970.6666667 |
n÷3 | 4530728 |
n÷5 | 3624582.4 |
Exponentiation
nyn2 | 328439939359744 |
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n3 | 5.952288118302E+21 |
n4 | 1.0787279376663E+29 |
n5 | 1.9549691486268E+36 |
Nth Root
y√n2√n | 4257.1013612551 |
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3√n | 262.66930634857 |
4√n | 65.246466274083 |
5√n | 28.290823961087 |
Divisors of 18122912
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 | -18122911 | 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 18122912 can be divided by 48 positive divisors. The sum of these divisors (counting 18122912) is 1, the average is 0.020833333333333.
Base conversion 18122912
Base | System | Value |
---|---|---|
2 | Binary | 1000101001000100010100000 |
3 | Ternary | 1021002201221222 |
4 | Quaternary | 1011020202200 |
5 | Quinary | 14114413122 |
6 | Senary | 1444234212 |
8 | Octal | 105104240 |
10 | Decimal | 18122912 |
12 | Duodecimal | 609b968 |
16 | Hexadecimal | 11488a0 |
20 | Vigesimal | 5d575c |
36 | Base36 | asfq8 |
Cryptographic Hash Functions
md5 | b2390370f1d449a812272f91f7437afc |
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sha1 | b85fbbfe771cdf29478fa96fdc6b6f8dd9981e98 |
sha256 | 136047cdc3e2b01bf670c0c8b4e287b748b2768437a4f64622417ba982385e34 |
sha512 | 3a027ab1a90cc1d1224685c1f966a6a7934bb056bd0bb1766cbdbd2abb53f3c574886487bc6938de3b1c44aafa4c609e7f84de48b2aaa208ec18cb650afffebf |
ripemd-160 | a8d85d3d45c8ad12138fb6280582a916055b9cc4 |
18122912 as geometric shapes
Circle
Radius = nDiameter | 36245824 |
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Circumference | 113869614.40171 |
Area | 1.031824500638E+15 |
Sphere
Radius = nVolume | 2.493288616601E+22 |
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Surface area | 4.1272980025522E+15 |
Circumference | 113869614.40171 |
Square
Length = nPerimeter | 72491648 |
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Area | 328439939359744 |
Diagonal | 25629667.940094 |
Cube
Length = nSurface area | 1970639636158464 |
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Volume | 5.952288118302E+21 |
Space diagonal | 31389804.3651 |
Equilateral Triangle
Length = nPerimeter | 54368736 |
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Area | 1.4221866555148E+14 |
Altitude | 15694902.18255 |
Triangular Pyramid
Length = nSurface area | 1.4221866555148E+14 |
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Volume | 7.0148388200457E+20 |
Height | 8543222.646698 |