20120856 (number)
20120856 is an even 8-digits composite number following 20120855 and preceding 20120857. In scientific notation, it is written as 2.0120856 × 10^7. The sum of its digits is 24. It has a total of 7 prime factors and 64 positive divisors. There are 5712768 positive integers (up to 20120856) that are relatively prime to 20120856.
Interesting facts
- 20120856 has 64 divisors, whose sum is 57849600
- The reverse of 20120856 is 65802102
- Previous prime number is 229
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 24
- Digital Root 6
Name
Name | twenty million one hundred twenty thousand eight hundred fifty-six |
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Notation
Scientific notation | 2.0120856 × 10^7 |
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Engineering notation | 2.0120856 × 10^6 |
Prime Factorization of 20120856
Prime Factorization 2 × 2 × 2 × 3 × 7 × 229 × 523
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 5030214 | Product of the distinct prime numbers |
The prime factorization of 20120856 is 2 × 2 × 2 × 3 × 7 × 229 × 523. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20120856)
Multiplication
n×yn×2 | 40241712 |
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n×3 | 60362568 |
n×4 | 80483424 |
n×5 | 100604280 |
Division
n÷yn÷2 | 10060428 |
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n÷3 | 6706952 |
n÷3 | 5030214 |
n÷5 | 4024171.2 |
Exponentiation
nyn2 | 404848846172736 |
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n3 | 8.1459053356078E+21 |
n4 | 1.639025882474E+29 |
n5 | 3.2978603761531E+36 |
Nth Root
y√n2√n | 4485.6277152702 |
---|---|
3√n | 271.98742012177 |
4√n | 66.974828967831 |
5√n | 28.888785921133 |
Divisors of 20120856
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 | -20120855 | 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 20120856 can be divided by 64 positive divisors. The sum of these divisors (counting 20120856) is 1, the average is 0.015625.
Base conversion 20120856
Base | System | Value |
---|---|---|
2 | Binary | 1001100110000010100011000 |
3 | Ternary | 1101212020121220 |
4 | Quaternary | 1030300110120 |
5 | Quinary | 20122331411 |
6 | Senary | 1555132040 |
8 | Octal | 114602430 |
10 | Decimal | 20120856 |
12 | Duodecimal | 68a4020 |
16 | Hexadecimal | 1330518 |
20 | Vigesimal | 65f22g |
36 | Base36 | bz9co |
Cryptographic Hash Functions
md5 | b41d6990ac8072d1a5be6f44628a9c64 |
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sha1 | 401fa2934d3ddae3d87bce874453cca780aae449 |
sha256 | 41a97a7e1ae1cdb111315efe821d8f1a9b76f2fcdccd02b0a2fb65e59877cff1 |
sha512 | a6206d00374162e233ba7b10f46ccc16050e694483fc0384fdad5e493cd657349ca04863fbbfec2a4a2a4f86efaa66791ab7aabb255d059b8b9f31857228d86a |
ripemd-160 | a30c0af8fe30e477ed2683456ddf8fd831bda069 |
20120856 as geometric shapes
Circle
Radius = nDiameter | 40241712 |
---|---|
Circumference | 126423066.78708 |
Area | 1.2718701609506E+15 |
Sphere
Radius = nVolume | 3.4121488478911E+22 |
---|---|
Surface area | 5.0874806438023E+15 |
Circumference | 126423066.78708 |
Square
Length = nPerimeter | 80483424 |
---|---|
Area | 404848846172736 |
Diagonal | 28455187.441756 |
Cube
Length = nSurface area | 2429093077036416 |
---|---|
Volume | 8.1459053356078E+21 |
Space diagonal | 34850344.883777 |
Equilateral Triangle
Length = nPerimeter | 60362568 |
---|---|
Area | 1.753046927392E+14 |
Altitude | 17425172.441889 |
Triangular Pyramid
Length = nSurface area | 1.753046927392E+14 |
---|---|
Volume | 9.6000415028532E+20 |
Height | 9485062.4805854 |