20138208 (number)
20138208 is an even 8-digits composite number following 20138207 and preceding 20138209. In scientific notation, it is written as 2.0138208 × 10^7. The sum of its digits is 24. It has a total of 8 prime factors and 48 positive divisors. There are 6634496 positive integers (up to 20138208) that are relatively prime to 20138208.
Interesting facts
- 20138208 has 48 divisors, whose sum is 53479440
- The reverse of 20138208 is 80283102
- Previous prime number is 89
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 24
- Digital Root 6
Name
Name | twenty million one hundred thirty-eight thousand two hundred eight |
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Notation
Scientific notation | 2.0138208 × 10^7 |
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Engineering notation | 2.0138208 × 10^6 |
Prime Factorization of 20138208
Prime Factorization 2 × 2 × 2 × 2 × 2 × 3 × 89 × 2357
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 1258638 | Product of the distinct prime numbers |
The prime factorization of 20138208 is 2 × 2 × 2 × 2 × 2 × 3 × 89 × 2357. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20138208)
Multiplication
n×yn×2 | 40276416 |
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n×3 | 60414624 |
n×4 | 80552832 |
n×5 | 100691040 |
Division
n÷yn÷2 | 10069104 |
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n÷3 | 6712736 |
n÷3 | 5034552 |
n÷5 | 4027641.6 |
Exponentiation
nyn2 | 405547421451264 |
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n3 | 8.1669983270492E+21 |
n4 | 1.6446871104577E+29 |
n5 | 3.3121051125316E+36 |
Nth Root
y√n2√n | 4487.561475902 |
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3√n | 272.06558395461 |
4√n | 66.989263885357 |
5√n | 28.893766876059 |
Divisors of 20138208
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 | -20138207 | 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 20138208 can be divided by 48 positive divisors. The sum of these divisors (counting 20138208) is 1, the average is 0.020833333333333.
Base conversion 20138208
Base | System | Value |
---|---|---|
2 | Binary | 1001100110100100011100000 |
3 | Ternary | 1101220010102120 |
4 | Quaternary | 1030310203200 |
5 | Quinary | 20123410313 |
6 | Senary | 1555344240 |
8 | Octal | 114644340 |
10 | Decimal | 20138208 |
12 | Duodecimal | 68b2080 |
16 | Hexadecimal | 13348e0 |
20 | Vigesimal | 65h5a8 |
36 | Base36 | bzmqo |
Cryptographic Hash Functions
md5 | 26fa836759367880f5afa633f21fc340 |
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sha1 | 35097e2a43fa00a5a5916b07542231c1aa7d77ba |
sha256 | a8c3aa9acc5e987218517f00b100aa502eb5890e78a63ff501a6bd7e8241c533 |
sha512 | d793092f2e498aaba53e8c00cc51be0017aa7d46bb7f17752329fd1a267b5938ee0068590277261caae31183f71d0d227b0b9cb5e46c789b54eb60768e51a55d |
ripemd-160 | 86e5f3e0b8887a2e0a6e1cb1cfd867eaff373105 |
20138208 as geometric shapes
Circle
Radius = nDiameter | 40276416 |
---|---|
Circumference | 126532092.61853 |
Area | 1.2740647999136E+15 |
Sphere
Radius = nVolume | 3.4209842594851E+22 |
---|---|
Surface area | 5.0962591996543E+15 |
Circumference | 126532092.61853 |
Square
Length = nPerimeter | 80552832 |
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Area | 405547421451264 |
Diagonal | 28479726.87549 |
Cube
Length = nSurface area | 2433284528707584 |
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Volume | 8.1669983270492E+21 |
Space diagonal | 34880399.42939 |
Equilateral Triangle
Length = nPerimeter | 60414624 |
---|---|
Area | 1.7560718470803E+14 |
Altitude | 17440199.714695 |
Triangular Pyramid
Length = nSurface area | 1.7560718470803E+14 |
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Volume | 9.6248998316595E+20 |
Height | 9493242.2918301 |