820112909 (number)
820112909 is an odd 9-digits composite number following 820112908 and preceding 820112910. In scientific notation, it is written as 8.20112909 × 10^8. The sum of its digits is 32. It has a total of 5 prime factors and 32 positive divisors. There are 608889600 positive integers (up to 820112909) that are relatively prime to 820112909.
Interesting facts
- 820112909 has 32 divisors, whose sum is 1071083520
- The reverse of 820112909 is 909211028
- Previous prime number is 311
Basic properties
- Is Prime? no
- Number parity odd
- Number length 9
- Sum of Digits 32
- Digital Root 5
Name
Name | eight hundred twenty million one hundred twelve thousand nine hundred nine |
---|
Notation
Scientific notation | 8.20112909 × 10^8 |
---|---|
Engineering notation | 8.20112909 × 10^6 |
Prime Factorization of 820112909
Prime Factorization 7 × 23 × 11 × 311 × 1489
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 5 | Total number of prime factors |
rad | Radical | 820112909 | Product of the distinct prime numbers |
The prime factorization of 820112909 is 7 × 23 × 11 × 311 × 1489. Since it has a total of 5 prime factors.
Most popular turbo-numbers
Basic calculations (n = 820112909)
Multiplication
n×yn×2 | 1640225818 |
---|---|
n×3 | 2460338727 |
n×4 | 3280451636 |
n×5 | 4100564545 |
Division
n÷yn÷2 | 410056454.5 |
---|---|
n÷3 | 273370969.66667 |
n÷3 | 205028227.25 |
n÷5 | 164022581.8 |
Exponentiation
nyn2 | 672585183508442281 |
---|---|
n3 | 5.5159579139741E+26 |
n4 | 4.5237082907508E+35 |
n5 | 3.7099515657951E+44 |
Nth Root
y√n2√n | 28637.613535349 |
---|---|
3√n | 936.03312038852 |
4√n | 169.22651546182 |
5√n | 60.642169446637 |
Divisors of 820112909
32 divisors
τ | Total Divisors | 32 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -820112908 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.03125 | 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 | 32 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 820112909 can be divided by 32 positive divisors. The sum of these divisors (counting 820112909) is 1, the average is 0.03125.
Base conversion 820112909
Base | System | Value |
---|---|---|
2 | Binary | 110000111000011110111000001101 |
3 | Ternary | 2010011012001102012 |
4 | Quaternary | 300320132320031 |
5 | Quinary | 3134422103114 |
6 | Senary | 213213511005 |
8 | Octal | 6070367015 |
10 | Decimal | 820112909 |
12 | Duodecimal | 1aa7a2465 |
16 | Hexadecimal | 30e1ee0d |
20 | Vigesimal | cg5e259 |
36 | Base36 | dk9v65 |
Cryptographic Hash Functions
md5 | 4daa5d58fe184ca17d080057767a9fed |
---|---|
sha1 | f0babd171000a3c85e9463a3cbb1928fde64039a |
sha256 | c487c5f1b2dc97c34b7e05fb660db0b9307b25243a73cc59c0b3577cbc3cfc1a |
sha512 | f9627be30cef734be4af3a626939e90e3f8e03efe2ae22b12f5d2de11eb1c50fea1d09c1ee537e9432a7955a592d2cb54cdf22249ca9982ae5d5c73031226ccc |
ripemd-160 | d441e2424d84175652a9a0d6ddafb1a09330d6a4 |
820112909 as geometric shapes
Circle
Radius = nDiameter | 1640225818 |
---|---|
Circumference | 5152921380.0571 |
Area | 2.1129886714235E+18 |
Sphere
Radius = nVolume | 2.3105190480069E+27 |
---|---|
Surface area | 8.4519546856939E+18 |
Circumference | 5152921380.0571 |
Square
Length = nPerimeter | 3280451636 |
---|---|
Area | 672585183508442281 |
Diagonal | 1159814798.5851 |
Cube
Length = nSurface area | 4035511101050653686 |
---|---|
Volume | 5.5159579139741E+26 |
Space diagonal | 1420477226.3311 |
Equilateral Triangle
Length = nPerimeter | 2460338727 |
---|---|
Area | 2.9123792756366E+17 |
Altitude | 710238613.16556 |
Triangular Pyramid
Length = nSurface area | 2.9123792756366E+17 |
---|---|
Volume | 6.5006187428511E+25 |
Height | 386604932.86168 |