30872720 (number)
30872720 is an even 8-digits composite number following 30872719 and preceding 30872721. In scientific notation, it is written as 3.0872720 × 10^7. The sum of its digits is 29. It has a total of 8 prime factors and 60 positive divisors. There are 11688192 positive integers (up to 30872720) that are relatively prime to 30872720.
Interesting facts
- 30872720 has 60 divisors, whose sum is 75826620
- The reverse of 30872720 is 02727803
- Previous prime number is 19
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 29
- Digital Root 2
Name
Name | thirty million eight hundred seventy-two thousand seven hundred twenty |
---|
Notation
Scientific notation | 3.0872720 × 10^7 |
---|---|
Engineering notation | 3.0872720 × 10^6 |
Prime Factorization of 30872720
Prime Factorization 2 × 2 × 2 × 2 × 5 × 19 × 19 × 1069
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 203110 | Product of the distinct prime numbers |
The prime factorization of 30872720 is 2 × 2 × 2 × 2 × 5 × 19 × 19 × 1069. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 30872720)
Multiplication
n×yn×2 | 61745440 |
---|---|
n×3 | 92618160 |
n×4 | 123490880 |
n×5 | 154363600 |
Division
n÷yn÷2 | 15436360 |
---|---|
n÷3 | 10290906.666667 |
n÷3 | 7718180 |
n÷5 | 6174544 |
Exponentiation
nyn2 | 953124840198400 |
---|---|
n3 | 2.942555631649E+22 |
n4 | 9.0844696100323E+29 |
n5 | 2.8046228661903E+37 |
Nth Root
y√n2√n | 5556.322524836 |
---|---|
3√n | 313.70754545849 |
4√n | 74.540744058776 |
5√n | 31.471321444548 |
Divisors of 30872720
60 divisors
τ | Total Divisors | 60 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -30872719 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.016666666666667 | 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 | 60 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 30872720 can be divided by 60 positive divisors. The sum of these divisors (counting 30872720) is 1, the average is 0.016666666666667.
Base conversion 30872720
Base | System | Value |
---|---|---|
2 | Binary | 1110101110001010010010000 |
3 | Ternary | 2011002111102002 |
4 | Quaternary | 1311301102100 |
5 | Quinary | 30400411340 |
6 | Senary | 3021413132 |
8 | Octal | 165612220 |
10 | Decimal | 30872720 |
12 | Duodecimal | a40a1a8 |
16 | Hexadecimal | 1d71490 |
20 | Vigesimal | 9cj1g0 |
36 | Base36 | idpjk |
Cryptographic Hash Functions
md5 | d202f9b959637af10bb46eebfb6d013f |
---|---|
sha1 | f04546a1ca3ce5e7b2ec75e2d4c3ecfdb549b9df |
sha256 | d9ca186b4ec9d9abd5b71c803a361bc7623d519da1d370aee9a6d2f3c3a1052c |
sha512 | 69edc09d00cbb5856974506339dfca204e15b417f045ea6f7a7c74d01aba84cecb9656f451ea199dfc2580cc9705d6fd7c14eba4505887a1ebd67af0133fcac8 |
ripemd-160 | 656101eae05d4605838d95b8792aaba2a038aa64 |
30872720 as geometric shapes
Circle
Radius = nDiameter | 61745440 |
---|---|
Circumference | 193979020.69667 |
Area | 2.9943299959212E+15 |
Sphere
Radius = nVolume | 1.232574820689E+23 |
---|---|
Surface area | 1.1977319983685E+16 |
Circumference | 193979020.69667 |
Square
Length = nPerimeter | 123490880 |
---|---|
Area | 953124840198400 |
Diagonal | 43660619.331347 |
Cube
Length = nSurface area | 5718749041190400 |
---|---|
Volume | 2.942555631649E+22 |
Space diagonal | 53473119.607848 |
Equilateral Triangle
Length = nPerimeter | 92618160 |
---|---|
Area | 4.127151622949E+14 |
Altitude | 26736559.803924 |
Triangular Pyramid
Length = nSurface area | 4.127151622949E+14 |
---|---|
Volume | 3.4678350685961E+21 |
Height | 14553539.777116 |