20168820 (number)
20168820 is an even 8-digits composite number following 20168819 and preceding 20168821. In scientific notation, it is written as 2.0168820 × 10^7. The sum of its digits is 27. It has a total of 6 prime factors and 48 positive divisors. There are 4609728 positive integers (up to 20168820) that are relatively prime to 20168820.
Interesting facts
- 20168820 has 48 divisors, whose sum is 53786880
- The reverse of 20168820 is 02886102
- Previous prime number is 7
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 27
- Digital Root 9
Name
Name | twenty million one hundred sixty-eight thousand eight hundred twenty |
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Notation
Scientific notation | 2.0168820 × 10^7 |
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Engineering notation | 2.0168820 × 10^6 |
Prime Factorization of 20168820
Prime Factorization 2 × 2 × 9 × 5 × 7 × 16007
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 10084410 | Product of the distinct prime numbers |
The prime factorization of 20168820 is 2 × 2 × 9 × 5 × 7 × 16007. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20168820)
Multiplication
n×yn×2 | 40337640 |
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n×3 | 60506460 |
n×4 | 80675280 |
n×5 | 100844100 |
Division
n÷yn÷2 | 10084410 |
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n÷3 | 6722940 |
n÷3 | 5042205 |
n÷5 | 4033764 |
Exponentiation
nyn2 | 406781300192400 |
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n3 | 8.2042988229465E+21 |
n4 | 1.6547102618622E+29 |
n5 | 3.3373553423651E+36 |
Nth Root
y√n2√n | 4490.9709417898 |
---|---|
3√n | 272.20336938868 |
4√n | 67.014706906691 |
5√n | 28.902545796947 |
Divisors of 20168820
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 | -20168819 | 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 20168820 can be divided by 48 positive divisors. The sum of these divisors (counting 20168820) is 1, the average is 0.020833333333333.
Base conversion 20168820
Base | System | Value |
---|---|---|
2 | Binary | 1001100111100000001110100 |
3 | Ternary | 1101221200102100 |
4 | Quaternary | 1030330001310 |
5 | Quinary | 20130400240 |
6 | Senary | 2000142100 |
8 | Octal | 114740164 |
10 | Decimal | 20168820 |
12 | Duodecimal | 6907930 |
16 | Hexadecimal | 133c074 |
20 | Vigesimal | 661210 |
36 | Base36 | c0ad0 |
Cryptographic Hash Functions
md5 | 8c7e8babcf03322f79cc15608951a82b |
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sha1 | 1a861a15f4008b8eab024dca2d6210be823c3be8 |
sha256 | 9e48a274da7e0e80285144a30f23d2689c6756d11b9f5a7d1477bc1deaa4582c |
sha512 | 4a4edc1b39eee49c7d7627f851a31606f2dc3eaf00e6d0a999cf7409100c7492cc788ad455612da0d02611b19dedef0efa76ae7fdc972ec99dcdd30441ada41f |
ripemd-160 | 07f316f9b636ce5a3a3fae7e9cfdf564da5118db |
20168820 as geometric shapes
Circle
Radius = nDiameter | 40337640 |
---|---|
Circumference | 126724433.48715 |
Area | 1.2779411443021E+15 |
Sphere
Radius = nVolume | 3.4366086546699E+22 |
---|---|
Surface area | 5.1117645772086E+15 |
Circumference | 126724433.48715 |
Square
Length = nPerimeter | 80675280 |
---|---|
Area | 406781300192400 |
Diagonal | 28523018.781062 |
Cube
Length = nSurface area | 2440687801154400 |
---|---|
Volume | 8.2042988229465E+21 |
Space diagonal | 34933420.968711 |
Equilateral Triangle
Length = nPerimeter | 60506460 |
---|---|
Area | 1.7614146987554E+14 |
Altitude | 17466710.484356 |
Triangular Pyramid
Length = nSurface area | 1.7614146987554E+14 |
---|---|
Volume | 9.6688588876438E+20 |
Height | 9507672.9270206 |