20138656 (number)
20138656 is an even 8-digits composite number following 20138655 and preceding 20138657. In scientific notation, it is written as 2.0138656 × 10^7. The sum of its digits is 31. It has a total of 8 prime factors and 48 positive divisors. There are 9621504 positive integers (up to 20138656) that are relatively prime to 20138656.
Interesting facts
- 20138656 has 48 divisors, whose sum is 41454504
- The reverse of 20138656 is 65683102
- Previous prime number is 37
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 31
- Digital Root 4
Name
Name | twenty million one hundred thirty-eight thousand six hundred fifty-six |
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Notation
Scientific notation | 2.0138656 × 10^7 |
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Engineering notation | 2.0138656 × 10^6 |
Prime Factorization of 20138656
Prime Factorization 2 × 2 × 2 × 2 × 2 × 73 × 37 × 233
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 1258666 | Product of the distinct prime numbers |
The prime factorization of 20138656 is 2 × 2 × 2 × 2 × 2 × 73 × 37 × 233. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20138656)
Multiplication
n×yn×2 | 40277312 |
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n×3 | 60415968 |
n×4 | 80554624 |
n×5 | 100693280 |
Division
n÷yn÷2 | 10069328 |
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n÷3 | 6712885.3333333 |
n÷3 | 5034664 |
n÷5 | 4027731.2 |
Exponentiation
nyn2 | 405565465486336 |
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n3 | 8.1675433949092E+21 |
n4 | 1.6448334679515E+29 |
n5 | 3.3124735388362E+36 |
Nth Root
y√n2√n | 4487.6113913751 |
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3√n | 272.06760142107 |
4√n | 66.989636447552 |
5√n | 28.893895430619 |
Divisors of 20138656
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 | -20138655 | 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 20138656 can be divided by 48 positive divisors. The sum of these divisors (counting 20138656) is 1, the average is 0.020833333333333.
Base conversion 20138656
Base | System | Value |
---|---|---|
2 | Binary | 1001100110100101010100000 |
3 | Ternary | 1101220011001011 |
4 | Quaternary | 1030310222200 |
5 | Quinary | 20123414111 |
6 | Senary | 1555350304 |
8 | Octal | 114645240 |
10 | Decimal | 20138656 |
12 | Duodecimal | 68b2394 |
16 | Hexadecimal | 1334aa0 |
20 | Vigesimal | 65h6cg |
36 | Base36 | bzn34 |
Cryptographic Hash Functions
md5 | 4367a117f7de3dd8f4ed75d26ec92b55 |
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sha1 | fc1197da90868e1cd14c56bbf128f18f19822583 |
sha256 | 669b4ae3456f09e1e4ab37511c822f30a352fc68a04dc0261b0100891c589161 |
sha512 | eeb9b96a550b606f7d69e7d847f60aff1c65ff9ff209dc29601a79ab26f86ecea6df643813fee24805642a37b4770188991d8c20b5d1257e0286eeab1a8bc26f |
ripemd-160 | 380424aa815c4ed271957767e3d4403e70fbc3c4 |
20138656 as geometric shapes
Circle
Radius = nDiameter | 40277312 |
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Circumference | 126534907.48554 |
Area | 1.2741214869216E+15 |
Sphere
Radius = nVolume | 3.4212125769763E+22 |
---|---|
Surface area | 5.0964859476864E+15 |
Circumference | 126534907.48554 |
Square
Length = nPerimeter | 80554624 |
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Area | 405565465486336 |
Diagonal | 28480360.443166 |
Cube
Length = nSurface area | 2433392792918016 |
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Volume | 8.1675433949092E+21 |
Space diagonal | 34881175.388152 |
Equilateral Triangle
Length = nPerimeter | 60415968 |
---|---|
Area | 1.7561499800441E+14 |
Altitude | 17440587.694076 |
Triangular Pyramid
Length = nSurface area | 1.7561499800441E+14 |
---|---|
Volume | 9.6255422002928E+20 |
Height | 9493453.4810554 |