668408049 (number)
668408049 is an odd 9-digits composite number following 668408048 and preceding 668408050. In scientific notation, it is written as 6.68408049 × 10^8. The sum of its digits is 45. It has a total of 6 prime factors and 48 positive divisors. There are 411350400 positive integers (up to 668408049) that are relatively prime to 668408049.
Interesting facts
- 668408049 has 48 divisors, whose sum is 1042641600
- The reverse of 668408049 is 940804866
- Previous prime number is 139
Basic properties
- Is Prime? no
- Number parity odd
- Number length 9
- Sum of Digits 45
- Digital Root 9
Name
Name | six hundred sixty-eight million four hundred eight thousand forty-nine |
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Notation
Scientific notation | 6.68408049 × 10^8 |
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Engineering notation | 6.68408049 × 10^6 |
Prime Factorization of 668408049
Prime Factorization 3 × 3 × 19 × 61 × 139 × 461
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 222802683 | Product of the distinct prime numbers |
The prime factorization of 668408049 is 3 × 3 × 19 × 61 × 139 × 461. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 668408049)
Multiplication
n×yn×2 | 1336816098 |
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n×3 | 2005224147 |
n×4 | 2673632196 |
n×5 | 3342040245 |
Division
n÷yn÷2 | 334204024.5 |
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n÷3 | 222802683 |
n÷3 | 167102012.25 |
n÷5 | 133681609.8 |
Exponentiation
nyn2 | 446769319967986401 |
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n3 | 2.9862420951286E+26 |
n4 | 1.9960282526466E+35 |
n5 | 1.3341613501004E+44 |
Nth Root
y√n2√n | 25853.588706406 |
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3√n | 874.34042222563 |
4√n | 160.79051186686 |
5√n | 58.211438857046 |
Divisors of 668408049
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 | -668408048 | 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 668408049 can be divided by 48 positive divisors. The sum of these divisors (counting 668408049) is 1, the average is 0.020833333333333.
Base conversion 668408049
Base | System | Value |
---|---|---|
2 | Binary | 100111110101110001100011110001 |
3 | Ternary | 1201120201122110200 |
4 | Quaternary | 213311301203301 |
5 | Quinary | 2332103024144 |
6 | Senary | 150154145413 |
8 | Octal | 4765614361 |
10 | Decimal | 668408049 |
12 | Duodecimal | 167a22269 |
16 | Hexadecimal | 27d718f1 |
20 | Vigesimal | a8hb029 |
36 | Base36 | b1yay9 |
Cryptographic Hash Functions
md5 | 2654b94fc1bed0f160eaeef76613d880 |
---|---|
sha1 | 121f2302beefd240a1e1a24ccec12c7be63b2305 |
sha256 | bfc523dc1d7848830ae5bb87ec0bf38bdbde353ef6d1d28b7ef27b61b6fe13c2 |
sha512 | 6aa8be477faba2d2048f7e31f5a10b4a872a3816978ce4f213a65b9571fd0382580b47fbc419f0589f5fdf3179743b621862d06a86ce7607aeb61965c4e3b7db |
ripemd-160 | 4e6b578e4d48749a0e759a7f2b3a8477afd924e9 |
668408049 as geometric shapes
Circle
Radius = nDiameter | 1336816098 |
---|---|
Circumference | 4199731632.6774 |
Area | 1.4035672134607E+18 |
Sphere
Radius = nVolume | 1.2508741637195E+27 |
---|---|
Surface area | 5.6142688538429E+18 |
Circumference | 4199731632.6774 |
Square
Length = nPerimeter | 2673632196 |
---|---|
Area | 446769319967986401 |
Diagonal | 945271728.09514 |
Cube
Length = nSurface area | 2680615919807918406 |
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Volume | 2.9862420951286E+26 |
Space diagonal | 1157716701.056 |
Equilateral Triangle
Length = nPerimeter | 2005224147 |
---|---|
Area | 1.9345679036189E+17 |
Altitude | 578858350.52799 |
Triangular Pyramid
Length = nSurface area | 1.9345679036189E+17 |
---|---|
Volume | 3.5193200595502E+25 |
Height | 315090576.03171 |