21031164 (number)
21031164 is an even 8-digits composite number following 21031163 and preceding 21031165. In scientific notation, it is written as 2.1031164 × 10^7. The sum of its digits is 18. It has a total of 8 prime factors and 120 positive divisors. There are 5443200 positive integers (up to 21031164) that are relatively prime to 21031164.
Interesting facts
- 21031164 has 120 divisors, whose sum is 63057456
- The reverse of 21031164 is 46113012
- Previous prime number is 11
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 18
- Digital Root 9
Name
Name | twenty-one million thirty-one thousand one hundred sixty-four |
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Notation
Scientific notation | 2.1031164 × 10^7 |
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Engineering notation | 2.1031164 × 10^6 |
Prime Factorization of 21031164
Prime Factorization 2 × 2 × 3 × 21 × 9 × 3 × 11 × 281
Composite numberω | Distinct Factors | 6 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 3505194 | Product of the distinct prime numbers |
The prime factorization of 21031164 is 2 × 2 × 3 × 21 × 9 × 3 × 11 × 281. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21031164)
Multiplication
n×yn×2 | 42062328 |
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n×3 | 63093492 |
n×4 | 84124656 |
n×5 | 105155820 |
Division
n÷yn÷2 | 10515582 |
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n÷3 | 7010388 |
n÷3 | 5257791 |
n÷5 | 4206232.8 |
Exponentiation
nyn2 | 442309859194896 |
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n3 | 9.3022911875448E+21 |
n4 | 1.9563801154101E+29 |
n5 | 4.1144951053528E+36 |
Nth Root
y√n2√n | 4585.9747055561 |
---|---|
3√n | 276.02882496678 |
4√n | 67.719825055563 |
5√n | 29.145577299154 |
Divisors of 21031164
120 divisors
τ | Total Divisors | 120 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -21031163 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.0083333333333333 | 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 | 120 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 21031164 can be divided by 120 positive divisors. The sum of these divisors (counting 21031164) is 1, the average is 0.0083333333333333.
Base conversion 21031164
Base | System | Value |
---|---|---|
2 | Binary | 1010000001110100011111100 |
3 | Ternary | 1110120111100000 |
4 | Quaternary | 1100032203330 |
5 | Quinary | 20340444124 |
6 | Senary | 2030434300 |
8 | Octal | 120164374 |
10 | Decimal | 21031164 |
12 | Duodecimal | 7062990 |
16 | Hexadecimal | 140e8fc |
20 | Vigesimal | 6b8hi4 |
36 | Base36 | cirr0 |
Cryptographic Hash Functions
md5 | fcd9fabc053be79f2ea3650d6053b087 |
---|---|
sha1 | d2616b705ec27998333a334849830b5687c7b0ad |
sha256 | 636b1f522a8d59b4ddc5eaea08db7626aac9bac20df3124b6f69838e5efb5db9 |
sha512 | c931c18d8ebe8d47ac5f8247009b926f639e24c60f781c2043baa05499c144104775436304e75dee983672a005e9dd081b2ec4ffa81a1793582ce7c1e4bd2cbf |
ripemd-160 | f117549c13cc19761ec1cd631ccf121f57833a3d |
21031164 as geometric shapes
Circle
Radius = nDiameter | 42062328 |
---|---|
Circumference | 132142700.63768 |
Area | 1.389557404257E+15 |
Sphere
Radius = nVolume | 3.8965346208458E+22 |
---|---|
Surface area | 5.5582296170281E+15 |
Circumference | 132142700.63768 |
Square
Length = nPerimeter | 84124656 |
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Area | 442309859194896 |
Diagonal | 29742557.361293 |
Cube
Length = nSurface area | 2653859155169376 |
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Volume | 9.3022911875448E+21 |
Space diagonal | 36427044.590313 |
Equilateral Triangle
Length = nPerimeter | 63093492 |
---|---|
Area | 1.9152578720355E+14 |
Altitude | 18213522.295157 |
Triangular Pyramid
Length = nSurface area | 1.9152578720355E+14 |
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Volume | 1.0962855298808E+21 |
Height | 9914185.7870976 |