188131808 (number)
188131808 is an even 9-digits composite number following 188131807 and preceding 188131809. In scientific notation, it is written as 1.88131808 × 10^8. The sum of its digits is 38. It has a total of 8 prime factors and 48 positive divisors. There are 89510400 positive integers (up to 188131808) that are relatively prime to 188131808.
Interesting facts
- 188131808 has 48 divisors, whose sum is 388725120
- The reverse of 188131808 is 808131881
- Previous prime number is 31
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 38
- Digital Root 2
Name
Name | one hundred eighty-eight million one hundred thirty-one thousand eight hundred eight |
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Notation
Scientific notation | 1.88131808 × 10^8 |
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Engineering notation | 1.88131808 × 10^6 |
Prime Factorization of 188131808
Prime Factorization 2 × 2 × 2 × 2 × 2 × 61 × 31 × 3109
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 11758238 | Product of the distinct prime numbers |
The prime factorization of 188131808 is 2 × 2 × 2 × 2 × 2 × 61 × 31 × 3109. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 188131808)
Multiplication
n×yn×2 | 376263616 |
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n×3 | 564395424 |
n×4 | 752527232 |
n×5 | 940659040 |
Division
n÷yn÷2 | 94065904 |
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n÷3 | 62710602.666667 |
n÷3 | 47032952 |
n÷5 | 37626361.6 |
Exponentiation
nyn2 | 35393577181348864 |
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n3 | 6.6586576667147E+24 |
n4 | 1.2527053056921E+33 |
n5 | 2.3567371405105E+41 |
Nth Root
y√n2√n | 13716.114901823 |
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3√n | 572.99928019264 |
4√n | 117.11581832452 |
5√n | 45.174405493011 |
Divisors of 188131808
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 | -188131807 | 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 188131808 can be divided by 48 positive divisors. The sum of these divisors (counting 188131808) is 1, the average is 0.020833333333333.
Base conversion 188131808
Base | System | Value |
---|---|---|
2 | Binary | 1011001101101010100111100000 |
3 | Ternary | 111010000002022202 |
4 | Quaternary | 23031222213200 |
5 | Quinary | 341130204213 |
6 | Senary | 30400152332 |
8 | Octal | 1315524740 |
10 | Decimal | 188131808 |
12 | Duodecimal | 530086a8 |
16 | Hexadecimal | b36a9e0 |
20 | Vigesimal | 2ifg9a8 |
36 | Base36 | 340bfk |
Cryptographic Hash Functions
md5 | d03a2659b5e49b3f2042620894aa3359 |
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sha1 | 8c118cf423bc3459848dd5bf57ff6db828c0596b |
sha256 | 3c6bf0f30e3ba2c027abd7368c46de10bb5498248c4bae58d7821ebae9b74a9a |
sha512 | 749552ed27e0791766d854f30b417b5b46b166e87cf8bda8614cd8c6be7fe77406ce1c4ee5e0ee6dd85563c2cbe59eb2e52b71768b2a2ba4db089d41cb6bce81 |
ripemd-160 | d6e00c4e49da3e79468f6504348af4f504ddb067 |
188131808 as geometric shapes
Circle
Radius = nDiameter | 376263616 |
---|---|
Circumference | 1182067011.8387 |
Area | 1.1119220205719E+17 |
Sphere
Radius = nVolume | 2.789172001136E+25 |
---|---|
Surface area | 4.4476880822876E+17 |
Circumference | 1182067011.8387 |
Square
Length = nPerimeter | 752527232 |
---|---|
Area | 35393577181348864 |
Diagonal | 266058554.38737 |
Cube
Length = nSurface area | 212361463088093184 |
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Volume | 6.6586576667147E+24 |
Space diagonal | 325853849.97579 |
Equilateral Triangle
Length = nPerimeter | 564395424 |
---|---|
Area | 1.5325868484927E+16 |
Altitude | 162926924.9879 |
Triangular Pyramid
Length = nSurface area | 1.5325868484927E+16 |
---|---|
Volume | 7.8473033162229E+23 |
Height | 88686184.79579 |