20138608 (number)
20138608 is an even 8-digits composite number following 20138607 and preceding 20138609. In scientific notation, it is written as 2.0138608 × 10^7. The sum of its digits is 28. It has a total of 8 prime factors and 60 positive divisors. There are 8117760 positive integers (up to 20138608) that are relatively prime to 20138608.
Interesting facts
- 20138608 has 60 divisors, whose sum is 48090672
- The reverse of 20138608 is 80683102
- Previous prime number is 7
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 28
- Digital Root 1
Name
Name | twenty million one hundred thirty-eight thousand six hundred eight |
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Notation
Scientific notation | 2.0138608 × 10^7 |
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Engineering notation | 2.0138608 × 10^6 |
Prime Factorization of 20138608
Prime Factorization 2 × 2 × 2 × 2 × 17 × 7 × 7 × 1511
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 359618 | Product of the distinct prime numbers |
The prime factorization of 20138608 is 2 × 2 × 2 × 2 × 17 × 7 × 7 × 1511. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20138608)
Multiplication
n×yn×2 | 40277216 |
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n×3 | 60415824 |
n×4 | 80554432 |
n×5 | 100693040 |
Division
n÷yn÷2 | 10069304 |
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n÷3 | 6712869.3333333 |
n÷3 | 5034652 |
n÷5 | 4027721.6 |
Exponentiation
nyn2 | 405563532177664 |
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n3 | 8.1674849936214E+21 |
n4 | 1.6448177863242E+29 |
n5 | 3.3124340630211E+36 |
Nth Root
y√n2√n | 4487.6060433153 |
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3√n | 272.06738526538 |
4√n | 66.989596530471 |
5√n | 28.893881657026 |
Divisors of 20138608
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 | -20138607 | 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 20138608 can be divided by 60 positive divisors. The sum of these divisors (counting 20138608) is 1, the average is 0.016666666666667.
Base conversion 20138608
Base | System | Value |
---|---|---|
2 | Binary | 1001100110100101001110000 |
3 | Ternary | 1101220010222101 |
4 | Quaternary | 1030310221300 |
5 | Quinary | 20123413413 |
6 | Senary | 1555350144 |
8 | Octal | 114645160 |
10 | Decimal | 20138608 |
12 | Duodecimal | 68b2354 |
16 | Hexadecimal | 1334a70 |
20 | Vigesimal | 65h6a8 |
36 | Base36 | bzn1s |
Cryptographic Hash Functions
md5 | 1c2447d58f46d35ddddd54b6a406640e |
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sha1 | 9b0aa7518a6a015c6d657774df065a681ce3a9d5 |
sha256 | 261670b5e0518e900c19749e8f44d651924bfc747c4d0b4e902287958a5b16a5 |
sha512 | 1820ad1920d6a7c85ca0b81f1ff850ceb7a7c808a60a4a86c17f7def6c8c3e3d4e598739d420a1d6d1c74500dfcdba7d1d38e5a99e8bb25f8fe69799f7541254 |
ripemd-160 | b8f2ff937a11b85229d0a75fdd196ac9d3c88e7b |
20138608 as geometric shapes
Circle
Radius = nDiameter | 40277216 |
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Circumference | 126534605.89265 |
Area | 1.2741154132533E+15 |
Sphere
Radius = nVolume | 3.4211881139021E+22 |
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Surface area | 5.0964616530131E+15 |
Circumference | 126534605.89265 |
Square
Length = nPerimeter | 80554432 |
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Area | 405563532177664 |
Diagonal | 28480292.560915 |
Cube
Length = nSurface area | 2433381193065984 |
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Volume | 8.1674849936214E+21 |
Space diagonal | 34881092.249713 |
Equilateral Triangle
Length = nPerimeter | 60415824 |
---|---|
Area | 1.756141608572E+14 |
Altitude | 17440546.124857 |
Triangular Pyramid
Length = nSurface area | 1.756141608572E+14 |
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Volume | 9.6254733737151E+20 |
Height | 9493430.8536384 |