20789640 (number)
20789640 is an even 8-digits composite number following 20789639 and preceding 20789641. In scientific notation, it is written as 2.0789640 × 10^7. The sum of its digits is 36. It has a total of 7 prime factors and 64 positive divisors. There are 5031936 positive integers (up to 20789640) that are relatively prime to 20789640.
Interesting facts
- 20789640 has 64 divisors, whose sum is 43718400
- The reverse of 20789640 is 04698702
- Previous prime number is 43
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 36
- Digital Root 9
Name
Name | twenty million seven hundred eighty-nine thousand six hundred forty |
---|
Notation
Scientific notation | 2.0789640 × 10^7 |
---|---|
Engineering notation | 2.0789640 × 10^6 |
Prime Factorization of 20789640
Prime Factorization 2 × 2 × 2 × 45 × 17 × 43 × 79
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 5197410 | Product of the distinct prime numbers |
The prime factorization of 20789640 is 2 × 2 × 2 × 45 × 17 × 43 × 79. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20789640)
Multiplication
n×yn×2 | 41579280 |
---|---|
n×3 | 62368920 |
n×4 | 83158560 |
n×5 | 103948200 |
Division
n÷yn÷2 | 10394820 |
---|---|
n÷3 | 6929880 |
n÷3 | 5197410 |
n÷5 | 4157928 |
Exponentiation
nyn2 | 432209131329600 |
---|---|
n3 | 8.9854722450551E+21 |
n4 | 1.8680473320469E+29 |
n5 | 3.8836031536215E+36 |
Nth Root
y√n2√n | 4559.5657687986 |
---|---|
3√n | 274.96810649409 |
4√n | 67.52455678343 |
5√n | 29.078325507472 |
Divisors of 20789640
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 | -20789639 | 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 20789640 can be divided by 64 positive divisors. The sum of these divisors (counting 20789640) is 1, the average is 0.015625.
Base conversion 20789640
Base | System | Value |
---|---|---|
2 | Binary | 1001111010011100110001000 |
3 | Ternary | 1110010020000200 |
4 | Quaternary | 1033103212020 |
5 | Quinary | 20310232030 |
6 | Senary | 2021332200 |
8 | Octal | 117234610 |
10 | Decimal | 20789640 |
12 | Duodecimal | 6b67060 |
16 | Hexadecimal | 13d3988 |
20 | Vigesimal | 69ie20 |
36 | Base36 | cdle0 |
Cryptographic Hash Functions
md5 | 9bc027359ac3e57ff143c594287692a2 |
---|---|
sha1 | 292e5e72e0b9941db1d1b4dc9228f2f02df5b2d2 |
sha256 | ac0ce5c2cd886beca84c5b899e6d2150ba3e5897bf15fc47160429775f766589 |
sha512 | 7fcb41ae82ee1bda649864ebfbe2373b586ca0eee764c61f6cf3908341dd8ba0ffa0cb8c39e7372e69ce3a7ccb3d24081898158b2dfb6e9230252759e5771a91 |
ripemd-160 | 4771b5ca4e637de48348908ba76d328a862c08eb |
20789640 as geometric shapes
Circle
Radius = nDiameter | 41579280 |
---|---|
Circumference | 130625160.58955 |
Area | 1.3578250317995E+15 |
Sphere
Radius = nVolume | 3.7638258125467E+22 |
---|---|
Surface area | 5.431300127198E+15 |
Circumference | 130625160.58955 |
Square
Length = nPerimeter | 83158560 |
---|---|
Area | 432209131329600 |
Diagonal | 29400990.844854 |
Cube
Length = nSurface area | 2593254787977600 |
---|---|
Volume | 8.9854722450551E+21 |
Space diagonal | 36008712.751066 |
Equilateral Triangle
Length = nPerimeter | 62368920 |
---|---|
Area | 1.8715204373952E+14 |
Altitude | 18004356.375533 |
Triangular Pyramid
Length = nSurface area | 1.8715204373952E+14 |
---|---|
Volume | 1.0589480594403E+21 |
Height | 9800330.2816181 |