20161728 (number)
20161728 is an even 8-digits composite number following 20161727 and preceding 20161729. In scientific notation, it is written as 2.0161728 × 10^7. The sum of its digits is 27. It has a total of 10 prime factors and 112 positive divisors. There are 6021120 positive integers (up to 20161728) that are relatively prime to 20161728.
Interesting facts
- 20161728 has 112 divisors, whose sum is 49377600
- The reverse of 20161728 is 82716102
- Previous prime number is 71
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 27
- Digital Root 9
Name
Name | twenty million one hundred sixty-one thousand seven hundred twenty-eight |
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Notation
Scientific notation | 2.0161728 × 10^7 |
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Engineering notation | 2.0161728 × 10^6 |
Prime Factorization of 20161728
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 9 × 17 × 71 × 29
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 10 | Total number of prime factors |
rad | Radical | 630054 | Product of the distinct prime numbers |
The prime factorization of 20161728 is 2 × 2 × 2 × 2 × 2 × 2 × 9 × 17 × 71 × 29. Since it has a total of 10 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20161728)
Multiplication
n×yn×2 | 40323456 |
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n×3 | 60485184 |
n×4 | 80646912 |
n×5 | 100808640 |
Division
n÷yn÷2 | 10080864 |
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n÷3 | 6720576 |
n÷3 | 5040432 |
n÷5 | 4032345.6 |
Exponentiation
nyn2 | 406495275945984 |
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n3 | 8.1956471869079E+21 |
n4 | 1.652384093664E+29 |
n5 | 3.331491864798E+36 |
Nth Root
y√n2√n | 4490.1812880996 |
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3√n | 272.17146052125 |
4√n | 67.00881500295 |
5√n | 28.900512899718 |
Divisors of 20161728
112 divisors
τ | Total Divisors | 112 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -20161727 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.0089285714285714 | 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 | 112 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 20161728 can be divided by 112 positive divisors. The sum of these divisors (counting 20161728) is 1, the average is 0.0089285714285714.
Base conversion 20161728
Base | System | Value |
---|---|---|
2 | Binary | 1001100111010010011000000 |
3 | Ternary | 1101221022200200 |
4 | Quaternary | 1030322103000 |
5 | Quinary | 20130133403 |
6 | Senary | 2000045200 |
8 | Octal | 114722300 |
10 | Decimal | 20161728 |
12 | Duodecimal | 6903800 |
16 | Hexadecimal | 133a4c0 |
20 | Vigesimal | 660468 |
36 | Base36 | c04w0 |
Cryptographic Hash Functions
md5 | c29647fd5025c8368bb3339a07469a24 |
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sha1 | 153735c2143866a298d274e57c8c1c499a77ddef |
sha256 | 11efea2e5c904f7db2977011ef4a2d5a48ace97f75a81ca452334277586efff6 |
sha512 | b111bfe73529f7ad15d6d5016dd291155a10a2d97ee4b1be0c4c03bc382434ed523a331a80dcfb7ab091f536d42ef030115acac7b15db9cd737112e3538fba27 |
ripemd-160 | a3d98af882eb2285664726ca067df70a57287d38 |
20161728 as geometric shapes
Circle
Radius = nDiameter | 40323456 |
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Circumference | 126679873.13695 |
Area | 1.2770425726309E+15 |
Sphere
Radius = nVolume | 3.4329846658405E+22 |
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Surface area | 5.1081702905234E+15 |
Circumference | 126679873.13695 |
Square
Length = nPerimeter | 80646912 |
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Area | 406495275945984 |
Diagonal | 28512989.178477 |
Cube
Length = nSurface area | 2438971655675904 |
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Volume | 8.1956471869079E+21 |
Space diagonal | 34921137.264384 |
Equilateral Triangle
Length = nPerimeter | 60485184 |
---|---|
Area | 1.7601761774379E+14 |
Altitude | 17460568.632192 |
Triangular Pyramid
Length = nSurface area | 1.7601761774379E+14 |
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Volume | 9.6586628367917E+20 |
Height | 9504329.7261591 |