30487720 (number)
30487720 is an even 8-digits composite number following 30487719 and preceding 30487721. In scientific notation, it is written as 3.0487720 × 10^7. The sum of its digits is 31. It has a total of 7 prime factors and 64 positive divisors. There are 11741184 positive integers (up to 30487720) that are relatively prime to 30487720.
Interesting facts
- 30487720 has 64 divisors, whose sum is 71208720
- The reverse of 30487720 is 02778403
- Previous prime number is 73
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 31
- Digital Root 4
Name
Name | thirty million four hundred eighty-seven thousand seven hundred twenty |
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Notation
Scientific notation | 3.0487720 × 10^7 |
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Engineering notation | 3.0487720 × 10^6 |
Prime Factorization of 30487720
Prime Factorization 2 × 2 × 2 × 5 × 53 × 73 × 197
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 7621930 | Product of the distinct prime numbers |
The prime factorization of 30487720 is 2 × 2 × 2 × 5 × 53 × 73 × 197. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 30487720)
Multiplication
n×yn×2 | 60975440 |
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n×3 | 91463160 |
n×4 | 121950880 |
n×5 | 152438600 |
Division
n÷yn÷2 | 15243860 |
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n÷3 | 10162573.333333 |
n÷3 | 7621930 |
n÷5 | 6097544 |
Exponentiation
nyn2 | 929501070798400 |
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n3 | 2.8338368386202E+22 |
n4 | 8.6397224061537E+29 |
n5 | 2.6340543759654E+37 |
Nth Root
y√n2√n | 5521.5686177028 |
---|---|
3√n | 312.39805101077 |
4√n | 74.307258176458 |
5√n | 31.392433970011 |
Divisors of 30487720
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 | -30487719 | 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 30487720 can be divided by 64 positive divisors. The sum of these divisors (counting 30487720) is 1, the average is 0.015625.
Base conversion 30487720
Base | System | Value |
---|---|---|
2 | Binary | 1110100010011010010101000 |
3 | Ternary | 2010100221021211 |
4 | Quaternary | 1310103102220 |
5 | Quinary | 30301101340 |
6 | Senary | 3005242504 |
8 | Octal | 164232250 |
10 | Decimal | 30487720 |
12 | Duodecimal | a263434 |
16 | Hexadecimal | 1d134a8 |
20 | Vigesimal | 9aaj60 |
36 | Base36 | i5gh4 |
Cryptographic Hash Functions
md5 | bc3db9bdff2c0d30c588d816e0abcb14 |
---|---|
sha1 | cc2161dd5ffdf272444546eb4b3d9d07b51207c2 |
sha256 | 8ad2a479947e32c09539673c7018c399ec85c45d624806a84823e7d393596c16 |
sha512 | ab0f47072da8ea8dbdb575efbc3ec940b965a2c9f8d121ff77966a29b149f45c8108d31265e646569ea791f23b6fda4362c5a5dff1b8c7a64984a34bf18043db |
ripemd-160 | a8f8215641fe51e2235be4384643b85f2c00d14d |
30487720 as geometric shapes
Circle
Radius = nDiameter | 60975440 |
---|---|
Circumference | 191559994.35341 |
Area | 2.9201137355241E+15 |
Sphere
Radius = nVolume | 1.1870347991575E+23 |
---|---|
Surface area | 1.1680454942096E+16 |
Circumference | 191559994.35341 |
Square
Length = nPerimeter | 121950880 |
---|---|
Area | 929501070798400 |
Diagonal | 43116147.109833 |
Cube
Length = nSurface area | 5577006424790400 |
---|---|
Volume | 2.8338368386202E+22 |
Space diagonal | 52806280.046934 |
Equilateral Triangle
Length = nPerimeter | 91463160 |
---|---|
Area | 4.0248577007813E+14 |
Altitude | 26403140.023467 |
Triangular Pyramid
Length = nSurface area | 4.0248577007813E+14 |
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Volume | 3.3397087422743E+21 |
Height | 14372049.036611 |