18679968 (number)
18679968 is an even 8-digits composite number following 18679967 and preceding 18679969. In scientific notation, it is written as 1.8679968 × 10^7. The sum of its digits is 54. It has a total of 8 prime factors and 48 positive divisors. There are 6054912 positive integers (up to 18679968) that are relatively prime to 18679968.
Interesting facts
- 18679968 has 48 divisors, whose sum is 41990760
- The reverse of 18679968 is 86997681
- Previous prime number is 37
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 54
- Digital Root 9
Name
Name | eighteen million six hundred seventy-nine thousand nine hundred sixty-eight |
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Notation
Scientific notation | 1.8679968 × 10^7 |
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Engineering notation | 1.8679968 × 10^6 |
Prime Factorization of 18679968
Prime Factorization 2 × 2 × 2 × 2 × 2 × 9 × 37 × 1753
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 1167498 | Product of the distinct prime numbers |
The prime factorization of 18679968 is 2 × 2 × 2 × 2 × 2 × 9 × 37 × 1753. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 18679968)
Multiplication
n×yn×2 | 37359936 |
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n×3 | 56039904 |
n×4 | 74719872 |
n×5 | 93399840 |
Division
n÷yn÷2 | 9339984 |
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n÷3 | 6226656 |
n÷3 | 4669992 |
n÷5 | 3735993.6 |
Exponentiation
nyn2 | 348941204481024 |
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n3 | 6.518210533587E+21 |
n4 | 1.2175996418467E+29 |
n5 | 2.2744722346507E+36 |
Nth Root
y√n2√n | 4322.0328550348 |
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3√n | 265.33347362152 |
4√n | 65.742169533982 |
5√n | 28.462643000241 |
Divisors of 18679968
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 | -18679967 | 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 18679968 can be divided by 48 positive divisors. The sum of these divisors (counting 18679968) is 1, the average is 0.020833333333333.
Base conversion 18679968
Base | System | Value |
---|---|---|
2 | Binary | 1000111010000100010100000 |
3 | Ternary | 1022011001002200 |
4 | Quaternary | 1013100202200 |
5 | Quinary | 14240224333 |
6 | Senary | 1504213200 |
8 | Octal | 107204240 |
10 | Decimal | 18679968 |
12 | Duodecimal | 630a200 |
16 | Hexadecimal | 11d08a0 |
20 | Vigesimal | 5geji8 |
36 | Base36 | b4dk0 |
Cryptographic Hash Functions
md5 | df01dacdfb920a3672eb6e627356e902 |
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sha1 | 70e6a8038c55d3d3a0397f3a14e6c819a9a48a69 |
sha256 | dffb31d88a1d01adc3b58ca54223fb2abc8914212363d6e7b5c5af121808cfea |
sha512 | 0eedc92665fbb3d62ca720aebef686c52cf1029713e7b26cb8d7d4a8169dedfc1167b2fff09b63f877c0f46f7fa8980b1abff91af610d71208b47c46e50f8a13 |
ripemd-160 | e89ad5a54171f42f8f6359bb72a1c8b830f074b2 |
18679968 as geometric shapes
Circle
Radius = nDiameter | 37359936 |
---|---|
Circumference | 117369700.47618 |
Area | 1.0962311245324E+15 |
Sphere
Radius = nVolume | 2.7303416435825E+22 |
---|---|
Surface area | 4.3849244981294E+15 |
Circumference | 117369700.47618 |
Square
Length = nPerimeter | 74719872 |
---|---|
Area | 348941204481024 |
Diagonal | 26417464.090295 |
Cube
Length = nSurface area | 2093647226886144 |
---|---|
Volume | 6.518210533587E+21 |
Space diagonal | 32354653.659761 |
Equilateral Triangle
Length = nPerimeter | 56039904 |
---|---|
Area | 1.5109597375385E+14 |
Altitude | 16177326.82988 |
Triangular Pyramid
Length = nSurface area | 1.5109597375385E+14 |
---|---|
Volume | 7.6817847825016E+20 |
Height | 8805821.3634318 |