20138250 (number)
20138250 is an even 8-digits composite number following 20138249 and preceding 20138251. In scientific notation, it is written as 2.0138250 × 10^7. The sum of its digits is 21. It has a total of 6 prime factors and 48 positive divisors. There are 4880000 positive integers (up to 20138250) that are relatively prime to 20138250.
Interesting facts
- 20138250 has 48 divisors, whose sum is 43604352
- The reverse of 20138250 is 05283102
- Previous prime number is 5
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 21
- Digital Root 3
Name
Name | twenty million one hundred thirty-eight thousand two hundred fifty |
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Notation
Scientific notation | 2.0138250 × 10^7 |
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Engineering notation | 2.0138250 × 10^6 |
Prime Factorization of 20138250
Prime Factorization 2 × 11 × 15 × 5 × 5 × 2441
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 4027650 | Product of the distinct prime numbers |
The prime factorization of 20138250 is 2 × 11 × 15 × 5 × 5 × 2441. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20138250)
Multiplication
n×yn×2 | 40276500 |
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n×3 | 60414750 |
n×4 | 80553000 |
n×5 | 100691250 |
Division
n÷yn÷2 | 10069125 |
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n÷3 | 6712750 |
n÷3 | 5034562.5 |
n÷5 | 4027650 |
Exponentiation
nyn2 | 405549113062500 |
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n3 | 8.1670494261309E+21 |
n4 | 1.6447008310578E+29 |
n5 | 3.312139651105E+36 |
Nth Root
y√n2√n | 4487.5661555012 |
---|---|
3√n | 272.06577309336 |
4√n | 66.989298813327 |
5√n | 28.893778928146 |
Divisors of 20138250
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 | -20138249 | 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 20138250 can be divided by 48 positive divisors. The sum of these divisors (counting 20138250) is 1, the average is 0.020833333333333.
Base conversion 20138250
Base | System | Value |
---|---|---|
2 | Binary | 1001100110100100100001010 |
3 | Ternary | 1101220010111010 |
4 | Quaternary | 1030310210022 |
5 | Quinary | 20123411000 |
6 | Senary | 1555344350 |
8 | Octal | 114644412 |
10 | Decimal | 20138250 |
12 | Duodecimal | 68b20b6 |
16 | Hexadecimal | 133490a |
20 | Vigesimal | 65h5ca |
36 | Base36 | bzmru |
Cryptographic Hash Functions
md5 | 281e6fa6986257d24c5d17e81a18e7b9 |
---|---|
sha1 | 703c9ea12ef3b1a6e38db44fdc506cf208580619 |
sha256 | c4b1710c20dfd42c08ba3749ce6d920dee576a0fae9c895a7f552d462f2623da |
sha512 | 7f7d9c2cc606a7efd660f6965e76c07ef7604101e96777b9915efd708ab458ac33e0e727477731f9c50020170aed9ad233262fd58a2a4f7e74bb01e3ea882b25 |
ripemd-160 | 662e2f8ddba101a86735b8dc490880d6a79277fc |
20138250 as geometric shapes
Circle
Radius = nDiameter | 40276500 |
---|---|
Circumference | 126532356.51231 |
Area | 1.274070114267E+15 |
Sphere
Radius = nVolume | 3.4210056638183E+22 |
---|---|
Surface area | 5.096280457068E+15 |
Circumference | 126532356.51231 |
Square
Length = nPerimeter | 80553000 |
---|---|
Area | 405549113062500 |
Diagonal | 28479786.27246 |
Cube
Length = nSurface area | 2433294678375000 |
---|---|
Volume | 8.1670494261309E+21 |
Space diagonal | 34880472.175524 |
Equilateral Triangle
Length = nPerimeter | 60414750 |
---|---|
Area | 1.7560791719719E+14 |
Altitude | 17440236.087762 |
Triangular Pyramid
Length = nSurface area | 1.7560791719719E+14 |
---|---|
Volume | 9.6249600525048E+20 |
Height | 9493262.09082 |