20431138 (number)
20431138 is an even 8-digits composite number following 20431137 and preceding 20431139. In scientific notation, it is written as 2.0431138 × 10^7. The sum of its digits is 22. It has a total of 7 prime factors and 64 positive divisors. There are 7705152 positive integers (up to 20431138) that are relatively prime to 20431138.
Interesting facts
- 20431138 has 64 divisors, whose sum is 40320000
- The reverse of 20431138 is 83113402
- Previous prime number is 29
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 22
- Digital Root 4
Name
Name | twenty million four hundred thirty-one thousand one hundred thirty-eight |
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Notation
Scientific notation | 2.0431138 × 10^7 |
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Engineering notation | 2.0431138 × 10^6 |
Prime Factorization of 20431138
Prime Factorization 2 × 13 × 7 × 7 × 7 × 29 × 79
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 416962 | Product of the distinct prime numbers |
The prime factorization of 20431138 is 2 × 13 × 7 × 7 × 7 × 29 × 79. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20431138)
Multiplication
n×yn×2 | 40862276 |
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n×3 | 61293414 |
n×4 | 81724552 |
n×5 | 102155690 |
Division
n÷yn÷2 | 10215569 |
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n÷3 | 6810379.3333333 |
n÷3 | 5107784.5 |
n÷5 | 4086227.6 |
Exponentiation
nyn2 | 417431399975044 |
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n3 | 8.5285985384233E+21 |
n4 | 1.7424897368513E+29 |
n5 | 3.5601048277192E+36 |
Nth Root
y√n2√n | 4520.0816364309 |
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3√n | 273.37839266404 |
4√n | 67.231552387483 |
5√n | 28.977339660617 |
Divisors of 20431138
64 divisors
τ | Total Divisors | 64 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -20431137 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.015625 | 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 | 64 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 20431138 can be divided by 64 positive divisors. The sum of these divisors (counting 20431138) is 1, the average is 0.015625.
Base conversion 20431138
Base | System | Value |
---|---|---|
2 | Binary | 1001101111100000100100010 |
3 | Ternary | 1102110000020211 |
4 | Quaternary | 1031330010202 |
5 | Quinary | 20212244023 |
6 | Senary | 2005524334 |
8 | Octal | 115740442 |
10 | Decimal | 20431138 |
12 | Duodecimal | 6a136aa |
16 | Hexadecimal | 137c122 |
20 | Vigesimal | 67dhgi |
36 | Base36 | c5wrm |
Cryptographic Hash Functions
md5 | 714cf7178f78e8cb9b10add948fcb264 |
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sha1 | ad746417e286bdbc3e288b55d27575e50ce67e7d |
sha256 | 681256af65ec2ae6a1bc79d68c642993e6bb1883ee86c3a52181ed219bbf021e |
sha512 | c44ac2aa5e9f02c858316d321404df30615973f22031c116c575a37cc8b0aadd5438a87eb20d7e3ed487dd33d883613ac78fecea6f09d270d182e22521a1edb9 |
ripemd-160 | b6014a85fe3bd66ce4019f24f8e203939b8d8921 |
20431138 as geometric shapes
Circle
Radius = nDiameter | 40862276 |
---|---|
Circumference | 128372626.09056 |
Area | 1.3113994195393E+15 |
Sphere
Radius = nVolume | 3.5724510018303E+22 |
---|---|
Surface area | 5.2455976781572E+15 |
Circumference | 128372626.09056 |
Square
Length = nPerimeter | 81724552 |
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Area | 417431399975044 |
Diagonal | 28893992.454316 |
Cube
Length = nSurface area | 2504588399850264 |
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Volume | 8.5285985384233E+21 |
Space diagonal | 35387769.072451 |
Equilateral Triangle
Length = nPerimeter | 61293414 |
---|---|
Area | 1.8075309835785E+14 |
Altitude | 17693884.536226 |
Triangular Pyramid
Length = nSurface area | 1.8075309835785E+14 |
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Volume | 1.0051049767561E+21 |
Height | 9631330.8181054 |