20090720 (number)
20090720 is an even 8-digits composite number following 20090719 and preceding 20090721. In scientific notation, it is written as 2.0090720 × 10^7. The sum of its digits is 20. It has a total of 8 prime factors and 48 positive divisors. There are 7408128 positive integers (up to 20090720) that are relatively prime to 20090720.
Interesting facts
- 20090720 has 48 divisors, whose sum is 47809440
- The reverse of 20090720 is 02709002
- Previous prime number is 169
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 20
- Digital Root 2
Name
Name | twenty million ninety thousand seven hundred twenty |
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Notation
Scientific notation | 2.0090720 × 10^7 |
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Engineering notation | 2.0090720 × 10^6 |
Prime Factorization of 20090720
Prime Factorization 2 × 2 × 2 × 2 × 2 × 5 × 169 × 743
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 1255670 | Product of the distinct prime numbers |
The prime factorization of 20090720 is 2 × 2 × 2 × 2 × 2 × 5 × 169 × 743. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20090720)
Multiplication
n×yn×2 | 40181440 |
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n×3 | 60272160 |
n×4 | 80362880 |
n×5 | 100453600 |
Division
n÷yn÷2 | 10045360 |
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n÷3 | 6696906.6666667 |
n÷3 | 5022680 |
n÷5 | 4018144 |
Exponentiation
nyn2 | 403637030118400 |
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n3 | 8.1093585537403E+21 |
n4 | 1.629228520828E+29 |
n5 | 3.273237402797E+36 |
Nth Root
y√n2√n | 4482.2672834181 |
---|---|
3√n | 271.85156260725 |
4√n | 66.949736992897 |
5√n | 28.880127099725 |
Divisors of 20090720
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 | -20090719 | 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 20090720 can be divided by 48 positive divisors. The sum of these divisors (counting 20090720) is 1, the average is 0.020833333333333.
Base conversion 20090720
Base | System | Value |
---|---|---|
2 | Binary | 1001100101000111101100000 |
3 | Ternary | 1101210201021202 |
4 | Quaternary | 1030220331200 |
5 | Quinary | 20120400340 |
6 | Senary | 1554340332 |
8 | Octal | 114507540 |
10 | Decimal | 20090720 |
12 | Duodecimal | 688a6a8 |
16 | Hexadecimal | 1328f60 |
20 | Vigesimal | 65b6g0 |
36 | Base36 | bym3k |
Cryptographic Hash Functions
md5 | e20864391e854d3c03f7e0ba34da6695 |
---|---|
sha1 | e833f4974c347253239970474c5506ee1ff64ce2 |
sha256 | ab6af9b1fe08d957021c2965cb4689d8df5924f0778c35cf7ddc4430adb82f07 |
sha512 | 10c133b3f9f13de5c9fb03217b2cea479f8dadb72f7e7348a889210d9ebcb1b961c0b7dde4b44f22561485ad38aa67ef0743a0c685f2ebd06a716466c40ea4eb |
ripemd-160 | d43e6655a35426b3e763a825b61234d64fd8679f |
20090720 as geometric shapes
Circle
Radius = nDiameter | 40181440 |
---|---|
Circumference | 126233716.71466 |
Area | 1.2680631285368E+15 |
Sphere
Radius = nVolume | 3.3968401677008E+22 |
---|---|
Surface area | 5.0722525141471E+15 |
Circumference | 126233716.71466 |
Square
Length = nPerimeter | 80362880 |
---|---|
Area | 403637030118400 |
Diagonal | 28412568.70184 |
Cube
Length = nSurface area | 2421822180710400 |
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Volume | 8.1093585537403E+21 |
Space diagonal | 34798147.80064 |
Equilateral Triangle
Length = nPerimeter | 60272160 |
---|---|
Area | 1.7477996099532E+14 |
Altitude | 17399073.90032 |
Triangular Pyramid
Length = nSurface area | 1.7477996099532E+14 |
---|---|
Volume | 9.5569707073715E+20 |
Height | 9470856.2339468 |