18144490 (number)
18144490 is an even 8-digits composite number following 18144489 and preceding 18144491. In scientific notation, it is written as 1.8144490 × 10^7. The sum of its digits is 31. It has a total of 6 prime factors and 64 positive divisors. There are 5660928 positive integers (up to 18144490) that are relatively prime to 18144490.
Interesting facts
- 18144490 has 64 divisors, whose sum is 40771584
- The reverse of 18144490 is 09444181
- Previous prime number is 127
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 31
- Digital Root 4
Name
Name | eighteen million one hundred forty-four thousand four hundred ninety |
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Notation
Scientific notation | 1.8144490 × 10^7 |
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Engineering notation | 1.8144490 × 10^6 |
Prime Factorization of 18144490
Prime Factorization 2 × 5 × 7 × 13 × 127 × 157
Composite numberω | Distinct Factors | 6 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 18144490 | Product of the distinct prime numbers |
The prime factorization of 18144490 is 2 × 5 × 7 × 13 × 127 × 157. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 18144490)
Multiplication
n×yn×2 | 36288980 |
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n×3 | 54433470 |
n×4 | 72577960 |
n×5 | 90722450 |
Division
n÷yn÷2 | 9072245 |
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n÷3 | 6048163.3333333 |
n÷3 | 4536122.5 |
n÷5 | 3628898 |
Exponentiation
nyn2 | 329222517360100 |
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n3 | 5.9735746740152E+21 |
n4 | 1.0838746593692E+29 |
n5 | 1.9666352918178E+36 |
Nth Root
y√n2√n | 4259.6349608857 |
---|---|
3√n | 262.773513853 |
4√n | 65.265878994201 |
5√n | 28.297557634684 |
Divisors of 18144490
64 divisors
τ | Total Divisors | 64 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -18144489 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.015625 | 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 | 64 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 18144490 can be divided by 64 positive divisors. The sum of these divisors (counting 18144490) is 1, the average is 0.015625.
Base conversion 18144490
Base | System | Value |
---|---|---|
2 | Binary | 1000101001101110011101010 |
3 | Ternary | 1021010211120011 |
4 | Quaternary | 1011031303222 |
5 | Quinary | 14121110430 |
6 | Senary | 1444522134 |
8 | Octal | 105156352 |
10 | Decimal | 18144490 |
12 | Duodecimal | 60b034a |
16 | Hexadecimal | 114dcea |
20 | Vigesimal | 5d814a |
36 | Base36 | aswdm |
Cryptographic Hash Functions
md5 | 31457b85d7e9fabf0cce7bc7e346c1a8 |
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sha1 | fada93282200ccb8be57fea3252dacdab5279079 |
sha256 | 0d78e74eec802f29be0d6c3aec418a862779e0f693f0aef2b8043f63985aee65 |
sha512 | 67558106273cee03018195ff8ed9116e721f7e3f927cdb6c27211266a36e102801d3228d0ceee5d27c6857b67f49722215fab12ea57d531029c21d5d52e22919 |
ripemd-160 | 61b476e7da2ee4f19f9e50655ce4dcc109c5f66e |
18144490 as geometric shapes
Circle
Radius = nDiameter | 36288980 |
---|---|
Circumference | 114005192.97427 |
Area | 1.0342830419348E+15 |
Sphere
Radius = nVolume | 2.5022051082075E+22 |
---|---|
Surface area | 4.1371321677393E+15 |
Circumference | 114005192.97427 |
Square
Length = nPerimeter | 72577960 |
---|---|
Area | 329222517360100 |
Diagonal | 25660183.840343 |
Cube
Length = nSurface area | 1975335104160600 |
---|---|
Volume | 5.9735746740152E+21 |
Space diagonal | 31427178.557425 |
Equilateral Triangle
Length = nPerimeter | 54433470 |
---|---|
Area | 1.4255753176585E+14 |
Altitude | 15713589.278713 |
Triangular Pyramid
Length = nSurface area | 1.4255753176585E+14 |
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Volume | 7.0399252665339E+20 |
Height | 8553394.6134477 |