18172968 (number)
18172968 is an even 8-digits composite number following 18172967 and preceding 18172969. In scientific notation, it is written as 1.8172968 × 10^7. The sum of its digits is 42. It has a total of 7 prime factors and 64 positive divisors. There are 5215680 positive integers (up to 18172968) that are relatively prime to 18172968.
Interesting facts
- 18172968 has 64 divisors, whose sum is 52185600
- The reverse of 18172968 is 86927181
- Previous prime number is 19
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 42
- Digital Root 6
Name
Name | eighteen million one hundred seventy-two thousand nine hundred sixty-eight |
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Notation
Scientific notation | 1.8172968 × 10^7 |
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Engineering notation | 1.8172968 × 10^6 |
Prime Factorization of 18172968
Prime Factorization 2 × 2 × 2 × 11 × 3 × 19 × 3623
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 4543242 | Product of the distinct prime numbers |
The prime factorization of 18172968 is 2 × 2 × 2 × 11 × 3 × 19 × 3623. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 18172968)
Multiplication
n×yn×2 | 36345936 |
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n×3 | 54518904 |
n×4 | 72691872 |
n×5 | 90864840 |
Division
n÷yn÷2 | 9086484 |
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n÷3 | 6057656 |
n÷3 | 4543242 |
n÷5 | 3634593.6 |
Exponentiation
nyn2 | 330256765929024 |
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n3 | 6.0017456390116E+21 |
n4 | 1.090695314419E+29 |
n5 | 1.9821171046686E+36 |
Nth Root
y√n2√n | 4262.9764249876 |
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3√n | 262.91091741211 |
4√n | 65.291472835184 |
5√n | 28.306434736225 |
Divisors of 18172968
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 | -18172967 | 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 18172968 can be divided by 64 positive divisors. The sum of these divisors (counting 18172968) is 1, the average is 0.015625.
Base conversion 18172968
Base | System | Value |
---|---|---|
2 | Binary | 1000101010100110000101000 |
3 | Ternary | 1021012021121220 |
4 | Quaternary | 1011110300220 |
5 | Quinary | 14123013333 |
6 | Senary | 1445302040 |
8 | Octal | 105246050 |
10 | Decimal | 18172968 |
12 | Duodecimal | 6104920 |
16 | Hexadecimal | 1154c28 |
20 | Vigesimal | 5dbc88 |
36 | Base36 | atico |
Cryptographic Hash Functions
md5 | 9e99c6bdb09bea6d30d6cfa7c6f03797 |
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sha1 | 95772425d15e77e01dec49aaccea97d41afa7a64 |
sha256 | 6081573b151c1085f959f5fa52fa319c7b32cb96554074f4f34b6563c14dcf53 |
sha512 | 0a56b6c346a41cf5a82977e2f676d935c9bd13b4612552c9ad563db8b6489816769b6b63905f624bfb008675e17873ac04f6594a8d27a565c1351ce163baedf8 |
ripemd-160 | d5c166475b4d6a23480b033028a9257d5fde1bb8 |
18172968 as geometric shapes
Circle
Radius = nDiameter | 36345936 |
---|---|
Circumference | 114184125.52544 |
Area | 1.0375322296409E+15 |
Sphere
Radius = nVolume | 2.5140053344311E+22 |
---|---|
Surface area | 4.1501289185638E+15 |
Circumference | 114184125.52544 |
Square
Length = nPerimeter | 72691872 |
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Area | 330256765929024 |
Diagonal | 25700457.814172 |
Cube
Length = nSurface area | 1981540595574144 |
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Volume | 6.0017456390116E+21 |
Space diagonal | 31476503.900323 |
Equilateral Triangle
Length = nPerimeter | 54518904 |
---|---|
Area | 1.4300537453311E+14 |
Altitude | 15738251.950162 |
Triangular Pyramid
Length = nSurface area | 1.4300537453311E+14 |
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Volume | 7.0731250671699E+20 |
Height | 8566819.2713908 |