21271168 (number)
21271168 is an even 8-digits composite number following 21271167 and preceding 21271169. In scientific notation, it is written as 2.1271168 × 10^7. The sum of its digits is 28. It has a total of 9 prime factors and 32 positive divisors. There are 10549248 positive integers (up to 21271168) that are relatively prime to 21271168.
Interesting facts
- 21271168 has 32 divisors, whose sum is 42720660
- The reverse of 21271168 is 86117212
- Previous prime number is 137
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 28
- Digital Root 1
Name
Name | twenty-one million two hundred seventy-one thousand one hundred sixty-eight |
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Notation
Scientific notation | 2.1271168 × 10^7 |
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Engineering notation | 2.1271168 × 10^6 |
Prime Factorization of 21271168
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 137 × 1213
Composite numberω | Distinct Factors | 3 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 9 | Total number of prime factors |
rad | Radical | 332362 | Product of the distinct prime numbers |
The prime factorization of 21271168 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 137 × 1213. Since it has a total of 9 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21271168)
Multiplication
n×yn×2 | 42542336 |
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n×3 | 63813504 |
n×4 | 85084672 |
n×5 | 106355840 |
Division
n÷yn÷2 | 10635584 |
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n÷3 | 7090389.3333333 |
n÷3 | 5317792 |
n÷5 | 4254233.6 |
Exponentiation
nyn2 | 452462588084224 |
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n3 | 9.6244077248543E+21 |
n4 | 2.0472239361587E+29 |
n5 | 4.3546844279654E+36 |
Nth Root
y√n2√n | 4612.0676491136 |
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3√n | 277.07485367734 |
4√n | 67.912205450225 |
5√n | 29.211796567771 |
Divisors of 21271168
32 divisors
τ | Total Divisors | 32 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -21271167 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.03125 | 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 | 32 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 21271168 can be divided by 32 positive divisors. The sum of these divisors (counting 21271168) is 1, the average is 0.03125.
Base conversion 21271168
Base | System | Value |
---|---|---|
2 | Binary | 1010001001001001010000000 |
3 | Ternary | 1111000200120001 |
4 | Quaternary | 1101021022000 |
5 | Quinary | 20421134133 |
6 | Senary | 2035525344 |
8 | Octal | 121111200 |
10 | Decimal | 21271168 |
12 | Duodecimal | 7159854 |
16 | Hexadecimal | 1449280 |
20 | Vigesimal | 6cihi8 |
36 | Base36 | cnwxs |
Cryptographic Hash Functions
md5 | 559e8630f5edaaf82a26151c49324125 |
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sha1 | 9256ec074c510ce24747d82963596dd1b6f262e2 |
sha256 | 56d68995d53cde87e6e56485bd77b4ea2bafe9a1f5a6d15b1302e8ded6b5b4fe |
sha512 | 5f0cc7157c610ad6ff7862cf6b8f9df625a9c49f937a12321de369150298c27aa6160e978ecf6b4134d55ebad93ba5f221c8270de77458e9f9503698536d2598 |
ripemd-160 | 7d69433fbdf98d06d55b83b17d69dc8c302226d4 |
21271168 as geometric shapes
Circle
Radius = nDiameter | 42542336 |
---|---|
Circumference | 133650690.24415 |
Area | 1.4214531427496E+15 |
Sphere
Radius = nVolume | 4.031462480474E+22 |
---|---|
Surface area | 5.6858125709985E+15 |
Circumference | 133650690.24415 |
Square
Length = nPerimeter | 85084672 |
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Area | 452462588084224 |
Diagonal | 30081974.273117 |
Cube
Length = nSurface area | 2714775528505344 |
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Volume | 9.6244077248543E+21 |
Space diagonal | 36842743.712333 |
Equilateral Triangle
Length = nPerimeter | 63813504 |
---|---|
Area | 1.959220477715E+14 |
Altitude | 18421371.856167 |
Triangular Pyramid
Length = nSurface area | 1.959220477715E+14 |
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Volume | 1.1342473278581E+21 |
Height | 10027324.757706 |