18249968 (number)
18249968 is an even 8-digits composite number following 18249967 and preceding 18249969. In scientific notation, it is written as 1.8249968 × 10^7. The sum of its digits is 47. It has a total of 7 prime factors and 40 positive divisors. There are 8202240 positive integers (up to 18249968) that are relatively prime to 18249968.
Interesting facts
- 18249968 has 40 divisors, whose sum is 39007920
- The reverse of 18249968 is 86994281
- Previous prime number is 97
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 47
- Digital Root 2
Name
Name | eighteen million two hundred forty-nine thousand nine hundred sixty-eight |
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Notation
Scientific notation | 1.8249968 × 10^7 |
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Engineering notation | 1.8249968 × 10^6 |
Prime Factorization of 18249968
Prime Factorization 2 × 2 × 2 × 2 × 11 × 97 × 1069
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 2281246 | Product of the distinct prime numbers |
The prime factorization of 18249968 is 2 × 2 × 2 × 2 × 11 × 97 × 1069. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 18249968)
Multiplication
n×yn×2 | 36499936 |
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n×3 | 54749904 |
n×4 | 72999872 |
n×5 | 91249840 |
Division
n÷yn÷2 | 9124984 |
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n÷3 | 6083322.6666667 |
n÷3 | 4562492 |
n÷5 | 3649993.6 |
Exponentiation
nyn2 | 333061332001024 |
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n3 | 6.0783586510561E+21 |
n4 | 1.109298508743E+29 |
n5 | 2.0244662287007E+36 |
Nth Root
y√n2√n | 4271.9981273404 |
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3√n | 263.28171752684 |
4√n | 65.360524227858 |
5√n | 28.330381411366 |
Divisors of 18249968
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 | -18249967 | 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 18249968 can be divided by 40 positive divisors. The sum of these divisors (counting 18249968) is 1, the average is 0.025.
Base conversion 18249968
Base | System | Value |
---|---|---|
2 | Binary | 1000101100111100011110000 |
3 | Ternary | 1021100012020202 |
4 | Quaternary | 1011213203300 |
5 | Quinary | 14132444333 |
6 | Senary | 1451054332 |
8 | Octal | 105474360 |
10 | Decimal | 18249968 |
12 | Duodecimal | 61413a8 |
16 | Hexadecimal | 11678f0 |
20 | Vigesimal | 5e14i8 |
36 | Base36 | av5rk |
Cryptographic Hash Functions
md5 | 549dd2ed08276e7a9baf839076339810 |
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sha1 | 08c4e5221a4887529b5fe7bfdee82c3881665137 |
sha256 | 2419c800fa621e0de5b125205164135fb5bf31654d760208fa77eda02aef21e8 |
sha512 | 6ac0fd78214f68cc71060ee6a1fa7c49ac33f08ab34434815750a66383139975fde33214f6662b1af81db041666bcbd55ba45dd282d544c3e1802094ebbe4db3 |
ripemd-160 | 65cbe7a5d8540b8172859290b5d1ab1641aede1e |
18249968 as geometric shapes
Circle
Radius = nDiameter | 36499936 |
---|---|
Circumference | 114667930.7941 |
Area | 1.0463430338092E+15 |
Sphere
Radius = nVolume | 2.5460969178722E+22 |
---|---|
Surface area | 4.185372135237E+15 |
Circumference | 114667930.7941 |
Square
Length = nPerimeter | 72999872 |
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Area | 333061332001024 |
Diagonal | 25809352.258475 |
Cube
Length = nSurface area | 1998367992006144 |
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Volume | 6.0783586510561E+21 |
Space diagonal | 31609871.812506 |
Equilateral Triangle
Length = nPerimeter | 54749904 |
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Area | 1.4421978726558E+14 |
Altitude | 15804935.906253 |
Triangular Pyramid
Length = nSurface area | 1.4421978726558E+14 |
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Volume | 7.1634143677428E+20 |
Height | 8603117.4194917 |