20355894 (number)
20355894 is an even 8-digits composite number following 20355893 and preceding 20355895. In scientific notation, it is written as 2.0355894 × 10^7. The sum of its digits is 36. It has a total of 7 prime factors and 64 positive divisors. There are 6181920 positive integers (up to 20355894) that are relatively prime to 20355894.
Interesting facts
- 20355894 has 64 divisors, whose sum is 49351680
- The reverse of 20355894 is 49855302
- Previous prime number is 107
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 36
- Digital Root 9
Name
Name | twenty million three hundred fifty-five thousand eight hundred ninety-four |
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Notation
Scientific notation | 2.0355894 × 10^7 |
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Engineering notation | 2.0355894 × 10^6 |
Prime Factorization of 20355894
Prime Factorization 2 × 3 × 3 × 3 × 13 × 107 × 271
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 2261766 | Product of the distinct prime numbers |
The prime factorization of 20355894 is 2 × 3 × 3 × 3 × 13 × 107 × 271. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20355894)
Multiplication
n×yn×2 | 40711788 |
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n×3 | 61067682 |
n×4 | 81423576 |
n×5 | 101779470 |
Division
n÷yn÷2 | 10177947 |
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n÷3 | 6785298 |
n÷3 | 5088973.5 |
n÷5 | 4071178.8 |
Exponentiation
nyn2 | 414362420539236 |
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n3 | 8.4347175100801E+21 |
n4 | 1.7169621555513E+29 |
n5 | 3.4950299640415E+36 |
Nth Root
y√n2√n | 4511.7506580041 |
---|---|
3√n | 273.04237960603 |
4√n | 67.169566456871 |
5√n | 28.955964541737 |
Divisors of 20355894
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 | -20355893 | 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 20355894 can be divided by 64 positive divisors. The sum of these divisors (counting 20355894) is 1, the average is 0.015625.
Base conversion 20355894
Base | System | Value |
---|---|---|
2 | Binary | 1001101101001101100110110 |
3 | Ternary | 1102022012001000 |
4 | Quaternary | 1031221230312 |
5 | Quinary | 20202342034 |
6 | Senary | 2004144130 |
8 | Octal | 115515466 |
10 | Decimal | 20355894 |
12 | Duodecimal | 6998046 |
16 | Hexadecimal | 1369b36 |
20 | Vigesimal | 6749ee |
36 | Base36 | c4api |
Cryptographic Hash Functions
md5 | fa8aa3463d601239edbcbe1ee200bd18 |
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sha1 | 2a291969f39c9fa80ecb7043c96dab46f88b04c9 |
sha256 | c654f8380d51346e155495c8779ee39e45173d72cd93d68ca3fd8c2ca242dcc0 |
sha512 | 01526db866f2b5309903155244a8410b8f3133ea6a3341f280a4992e90d39a935008a6585e452514494aba5da798f43b623b8de2552bf845fe5c8fcaf24ccf7b |
ripemd-160 | ef5af635a46b9eb4d3d4968d8ffbebefc960c292 |
20355894 as geometric shapes
Circle
Radius = nDiameter | 40711788 |
---|---|
Circumference | 127899854.09531 |
Area | 1.3017579362897E+15 |
Sphere
Radius = nVolume | 3.5331262086364E+22 |
---|---|
Surface area | 5.207031745159E+15 |
Circumference | 127899854.09531 |
Square
Length = nPerimeter | 81423576 |
---|---|
Area | 414362420539236 |
Diagonal | 28787581.369029 |
Cube
Length = nSurface area | 2486174523235416 |
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Volume | 8.4347175100801E+21 |
Space diagonal | 35257442.641486 |
Equilateral Triangle
Length = nPerimeter | 61067682 |
---|---|
Area | 1.7942419128029E+14 |
Altitude | 17628721.320743 |
Triangular Pyramid
Length = nSurface area | 1.7942419128029E+14 |
---|---|
Volume | 9.9404099146176E+20 |
Height | 9595860.456343 |