20145320 (number)
20145320 is an even 8-digits composite number following 20145319 and preceding 20145321. In scientific notation, it is written as 2.0145320 × 10^7. The sum of its digits is 17. It has a total of 7 prime factors and 64 positive divisors. There are 7043328 positive integers (up to 20145320) that are relatively prime to 20145320.
Interesting facts
- 20145320 has 64 divisors, whose sum is 51408000
- The reverse of 20145320 is 02354102
- Previous prime number is 13
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 17
- Digital Root 8
Name
Name | twenty million one hundred forty-five thousand three hundred twenty |
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Notation
Scientific notation | 2.0145320 × 10^7 |
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Engineering notation | 2.0145320 × 10^6 |
Prime Factorization of 20145320
Prime Factorization 2 × 2 × 2 × 5 × 19 × 13 × 2039
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 5036330 | Product of the distinct prime numbers |
The prime factorization of 20145320 is 2 × 2 × 2 × 5 × 19 × 13 × 2039. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20145320)
Multiplication
n×yn×2 | 40290640 |
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n×3 | 60435960 |
n×4 | 80581280 |
n×5 | 100726600 |
Division
n÷yn÷2 | 10072660 |
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n÷3 | 6715106.6666667 |
n÷3 | 5036330 |
n÷5 | 4029064 |
Exponentiation
nyn2 | 405833917902400 |
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n3 | 8.1756541429976E+21 |
n4 | 1.6470116892001E+29 |
n5 | 3.3179577522677E+36 |
Nth Root
y√n2√n | 4488.3538184952 |
---|---|
3√n | 272.09760770267 |
4√n | 66.995177576413 |
5√n | 28.895807409631 |
Divisors of 20145320
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 | -20145319 | 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 20145320 can be divided by 64 positive divisors. The sum of these divisors (counting 20145320) is 1, the average is 0.015625.
Base conversion 20145320
Base | System | Value |
---|---|---|
2 | Binary | 1001100110110010010101000 |
3 | Ternary | 1101220111011222 |
4 | Quaternary | 1030312102220 |
5 | Quinary | 20124122240 |
6 | Senary | 1555441212 |
8 | Octal | 114662250 |
10 | Decimal | 20145320 |
12 | Duodecimal | 68b6208 |
16 | Hexadecimal | 13364a8 |
20 | Vigesimal | 65i360 |
36 | Base36 | bzs88 |
Cryptographic Hash Functions
md5 | 495bd4504dadbaae884367b6a0d5e5d0 |
---|---|
sha1 | 53159c3eac4e6a9f5df985a5523a8ce0c3de9c48 |
sha256 | e7f64001aa3cee63267e0f93977964c2f0ea87c3c3097095cb53058c545f3e51 |
sha512 | 5a10d20c2eb25b6da442f5df61eda6119e75396ba5c77a5ab432c0266b17019e8808174287e8d47acd486c34eedcfec64d7f25aad1371fe98871cd51ed7ca21a |
ripemd-160 | 8894c391095819a731da6994a3088f9c3f10956b |
20145320 as geometric shapes
Circle
Radius = nDiameter | 40290640 |
---|---|
Circumference | 126576778.63243 |
Area | 1.2749648550597E+15 |
Sphere
Radius = nVolume | 3.424609999191E+22 |
---|---|
Surface area | 5.099859420239E+15 |
Circumference | 126576778.63243 |
Square
Length = nPerimeter | 80581280 |
---|---|
Area | 405833917902400 |
Diagonal | 28489784.762346 |
Cube
Length = nSurface area | 2435003507414400 |
---|---|
Volume | 8.1756541429976E+21 |
Space diagonal | 34892717.774733 |
Equilateral Triangle
Length = nPerimeter | 60435960 |
---|---|
Area | 1.7573124131042E+14 |
Altitude | 17446358.887367 |
Triangular Pyramid
Length = nSurface area | 1.7573124131042E+14 |
---|---|
Volume | 9.6351008085825E+20 |
Height | 9496594.920782 |