30638820 (number)
30638820 is an even 8-digits composite number following 30638819 and preceding 30638821. In scientific notation, it is written as 3.0638820 × 10^7. The sum of its digits is 30. It has a total of 6 prime factors and 48 positive divisors. There are 8096256 positive integers (up to 30638820) that are relatively prime to 30638820.
Interesting facts
- 30638820 has 48 divisors, whose sum is 86567040
- The reverse of 30638820 is 02883603
- Previous prime number is 113
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 30
- Digital Root 3
Name
Name | thirty million six hundred thirty-eight thousand eight hundred twenty |
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Notation
Scientific notation | 3.0638820 × 10^7 |
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Engineering notation | 3.0638820 × 10^6 |
Prime Factorization of 30638820
Prime Factorization 2 × 2 × 5 × 3 × 113 × 4519
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 15319410 | Product of the distinct prime numbers |
The prime factorization of 30638820 is 2 × 2 × 5 × 3 × 113 × 4519. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 30638820)
Multiplication
n×yn×2 | 61277640 |
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n×3 | 91916460 |
n×4 | 122555280 |
n×5 | 153194100 |
Division
n÷yn÷2 | 15319410 |
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n÷3 | 10212940 |
n÷3 | 7659705 |
n÷5 | 6127764 |
Exponentiation
nyn2 | 938737290992400 |
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n3 | 2.8761802886004E+22 |
n4 | 8.8122770149975E+29 |
n5 | 2.6999776925265E+37 |
Nth Root
y√n2√n | 5535.2344123804 |
---|---|
3√n | 312.91329209922 |
4√n | 74.399155992393 |
5√n | 31.423489235221 |
Divisors of 30638820
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 | -30638819 | 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 30638820 can be divided by 48 positive divisors. The sum of these divisors (counting 30638820) is 1, the average is 0.020833333333333.
Base conversion 30638820
Base | System | Value |
---|---|---|
2 | Binary | 1110100111000001011100100 |
3 | Ternary | 2010122121120010 |
4 | Quaternary | 1310320023210 |
5 | Quinary | 30320420240 |
6 | Senary | 3012410220 |
8 | Octal | 164701344 |
10 | Decimal | 30638820 |
12 | Duodecimal | a316970 |
16 | Hexadecimal | 1d382e4 |
20 | Vigesimal | 9b9h10 |
36 | Base36 | i8p2c |
Cryptographic Hash Functions
md5 | 7be70360ea8c4ff022eb307b87dec0d0 |
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sha1 | c72be43a1650f1b1d5f20633c79674386b756b28 |
sha256 | 54fe3840e6c9dbd944916665ecba0f5df23a8654ac1afd018a80e02d5748dd01 |
sha512 | b517218a63806184569323526fbc445044f1ee269b2aa14d4af6fe9b4ebd69247dfde5fddcdb77e8e2a2252a4ff733de194edc9ed603cbb89b333d48690cf363 |
ripemd-160 | 684a01fcbb9470a1c1d4794617f082a160d540e6 |
30638820 as geometric shapes
Circle
Radius = nDiameter | 61277640 |
---|---|
Circumference | 192509383.65332 |
Area | 2.9491301770325E+15 |
Sphere
Radius = nVolume | 1.2047715820089E+23 |
---|---|
Surface area | 1.179652070813E+16 |
Circumference | 192509383.65332 |
Square
Length = nPerimeter | 122555280 |
---|---|
Area | 938737290992400 |
Diagonal | 43329834.779108 |
Cube
Length = nSurface area | 5632423745954400 |
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Volume | 2.8761802886004E+22 |
Space diagonal | 53067992.923957 |
Equilateral Triangle
Length = nPerimeter | 91916460 |
---|---|
Area | 4.064851707396E+14 |
Altitude | 26533996.461979 |
Triangular Pyramid
Length = nSurface area | 4.064851707396E+14 |
---|---|
Volume | 3.3896109766407E+21 |
Height | 14443278.259703 |