30897738 (number)
30897738 is an even 8-digits composite number following 30897737 and preceding 30897739. In scientific notation, it is written as 3.0897738 × 10^7. The sum of its digits is 45. It has a total of 6 prime factors and 48 positive divisors. There are 9427968 positive integers (up to 30897738) that are relatively prime to 30897738.
Interesting facts
- 30897738 has 48 divisors, whose sum is 72825480
- The reverse of 30897738 is 83779803
- Previous prime number is 37
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 45
- Digital Root 9
Name
Name | thirty million eight hundred ninety-seven thousand seven hundred thirty-eight |
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Notation
Scientific notation | 3.0897738 × 10^7 |
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Engineering notation | 3.0897738 × 10^6 |
Prime Factorization of 30897738
Prime Factorization 2 × 3 × 3 × 17 × 37 × 2729
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 10299246 | Product of the distinct prime numbers |
The prime factorization of 30897738 is 2 × 3 × 3 × 17 × 37 × 2729. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 30897738)
Multiplication
n×yn×2 | 61795476 |
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n×3 | 92693214 |
n×4 | 123590952 |
n×5 | 154488690 |
Division
n÷yn÷2 | 15448869 |
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n÷3 | 10299246 |
n÷3 | 7724434.5 |
n÷5 | 6179547.6 |
Exponentiation
nyn2 | 954670213516644 |
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n3 | 2.9497150133641E+22 |
n4 | 9.1139521657591E+29 |
n5 | 2.8160050616216E+37 |
Nth Root
y√n2√n | 5558.573378125 |
---|---|
3√n | 313.79226120252 |
4√n | 74.555840670768 |
5√n | 31.476420408484 |
Divisors of 30897738
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 | -30897737 | 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 30897738 can be divided by 48 positive divisors. The sum of these divisors (counting 30897738) is 1, the average is 0.020833333333333.
Base conversion 30897738
Base | System | Value |
---|---|---|
2 | Binary | 1110101110111011001001010 |
3 | Ternary | 2011010202201200 |
4 | Quaternary | 1311313121022 |
5 | Quinary | 30402211423 |
6 | Senary | 3022125030 |
8 | Octal | 165673112 |
10 | Decimal | 30897738 |
12 | Duodecimal | a420776 |
16 | Hexadecimal | 1d7764a |
20 | Vigesimal | 9d246i |
36 | Base36 | ie8ui |
Cryptographic Hash Functions
md5 | 655d9925950c9755dc47748c5a212290 |
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sha1 | 9d5067d627af23ca49680efd93778d5995fab2d7 |
sha256 | 61b99e9161519bb69ef4c4d4bc7bbd386555f88d9583e36fe583c2811b6297b9 |
sha512 | 0a815ab396bf7123853654d189d6c22e1788933222379d117ff1a758eb0b336955a9ba6448c6725672ef7de5764fdd4bbebaa66cf262adf1adfd2543694be586 |
ripemd-160 | 25c559bb78974e32e5a20cb9150888cedb866a4a |
30897738 as geometric shapes
Circle
Radius = nDiameter | 61795476 |
---|---|
Circumference | 194136213.42668 |
Area | 2.9991849293849E+15 |
Sphere
Radius = nVolume | 1.2355737354891E+23 |
---|---|
Surface area | 1.199673971754E+16 |
Circumference | 194136213.42668 |
Square
Length = nPerimeter | 123590952 |
---|---|
Area | 954670213516644 |
Diagonal | 43696000.126251 |
Cube
Length = nSurface area | 5728021281099864 |
---|---|
Volume | 2.9497150133641E+22 |
Space diagonal | 53516452.054952 |
Equilateral Triangle
Length = nPerimeter | 92693214 |
---|---|
Area | 4.1338432857086E+14 |
Altitude | 26758226.027476 |
Triangular Pyramid
Length = nSurface area | 4.1338432857086E+14 |
---|---|
Volume | 3.4762724808626E+21 |
Height | 14565333.375417 |