20342728 (number)
20342728 is an even 8-digits composite number following 20342727 and preceding 20342729. In scientific notation, it is written as 2.0342728 × 10^7. The sum of its digits is 28. It has a total of 7 prime factors and 64 positive divisors. There are 8324160 positive integers (up to 20342728) that are relatively prime to 20342728.
Interesting facts
- 20342728 has 64 divisors, whose sum is 45619200
- The reverse of 20342728 is 82724302
- Previous prime number is 59
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 28
- Digital Root 1
Name
Name | twenty million three hundred forty-two thousand seven hundred twenty-eight |
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Notation
Scientific notation | 2.0342728 × 10^7 |
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Engineering notation | 2.0342728 × 10^6 |
Prime Factorization of 20342728
Prime Factorization 2 × 2 × 2 × 47 × 7 × 59 × 131
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 5085682 | Product of the distinct prime numbers |
The prime factorization of 20342728 is 2 × 2 × 2 × 47 × 7 × 59 × 131. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20342728)
Multiplication
n×yn×2 | 40685456 |
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n×3 | 61028184 |
n×4 | 81370912 |
n×5 | 101713640 |
Division
n÷yn÷2 | 10171364 |
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n÷3 | 6780909.3333333 |
n÷3 | 5085682 |
n÷5 | 4068545.6 |
Exponentiation
nyn2 | 413826582481984 |
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n3 | 8.4183616066006E+21 |
n4 | 1.7125244036872E+29 |
n5 | 3.4837418137571E+36 |
Nth Root
y√n2√n | 4510.2913431396 |
---|---|
3√n | 272.9834998324 |
4√n | 67.158702661231 |
5√n | 28.952217883409 |
Divisors of 20342728
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 | -20342727 | 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 20342728 can be divided by 64 positive divisors. The sum of these divisors (counting 20342728) is 1, the average is 0.015625.
Base conversion 20342728
Base | System | Value |
---|---|---|
2 | Binary | 1001101100110011111001000 |
3 | Ternary | 1102021111222101 |
4 | Quaternary | 1031212133020 |
5 | Quinary | 20201431403 |
6 | Senary | 2004003144 |
8 | Octal | 115463710 |
10 | Decimal | 20342728 |
12 | Duodecimal | 69904b4 |
16 | Hexadecimal | 13667c8 |
20 | Vigesimal | 672gg8 |
36 | Base36 | c40js |
Cryptographic Hash Functions
md5 | 4a2cb684536fdce42d60119c6441f9d2 |
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sha1 | 98fba301eb6a081370c94ab0e83b5cce555c73f1 |
sha256 | 457ea7bf50c5c949b6e9bbf9336a2e5b9f603fbe6b1d46c4ed0b51d2bfbd6ba8 |
sha512 | fc9336432353c56fcc5b29b319b54299930bf527509db050eb99271c24b4cc559b9bab29e99a218271004a6592f63c80af531885851e9e66ccf972fc1e644955 |
ripemd-160 | 74691c1ccfe962cf72a894925a360ba3507a3e5c |
20342728 as geometric shapes
Circle
Radius = nDiameter | 40685456 |
---|---|
Circumference | 127817129.67755 |
Area | 1.3000745513856E+15 |
Sphere
Radius = nVolume | 3.5262750638078E+22 |
---|---|
Surface area | 5.2002982055423E+15 |
Circumference | 127817129.67755 |
Square
Length = nPerimeter | 81370912 |
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Area | 413826582481984 |
Diagonal | 28768961.833267 |
Cube
Length = nSurface area | 2482959494891904 |
---|---|
Volume | 8.4183616066006E+21 |
Space diagonal | 35234638.460554 |
Equilateral Triangle
Length = nPerimeter | 61028184 |
---|---|
Area | 1.7919216659535E+14 |
Altitude | 17617319.230277 |
Triangular Pyramid
Length = nSurface area | 1.7919216659535E+14 |
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Volume | 9.9211342975129E+20 |
Height | 9589653.9444223 |