21055320 (number)
21055320 is an even 8-digits composite number following 21055319 and preceding 21055321. In scientific notation, it is written as 2.1055320 × 10^7. The sum of its digits is 18. It has a total of 8 prime factors and 128 positive divisors. There are 4700160 positive integers (up to 21055320) that are relatively prime to 21055320.
Interesting facts
- 21055320 has 128 divisors, whose sum is 66124800
- The reverse of 21055320 is 02355012
- Previous prime number is 11
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 18
- Digital Root 9
Name
Name | twenty-one million fifty-five thousand three hundred twenty |
---|
Notation
Scientific notation | 2.1055320 × 10^7 |
---|---|
Engineering notation | 2.1055320 × 10^6 |
Prime Factorization of 21055320
Prime Factorization 2 × 2 × 2 × 3 × 15 × 13 × 11 × 409
Composite numberω | Distinct Factors | 6 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 5263830 | Product of the distinct prime numbers |
The prime factorization of 21055320 is 2 × 2 × 2 × 3 × 15 × 13 × 11 × 409. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21055320)
Multiplication
n×yn×2 | 42110640 |
---|---|
n×3 | 63165960 |
n×4 | 84221280 |
n×5 | 105276600 |
Division
n÷yn÷2 | 10527660 |
---|---|
n÷3 | 7018440 |
n÷3 | 5263830 |
n÷5 | 4211064 |
Exponentiation
nyn2 | 443326500302400 |
---|---|
n3 | 9.3343813283471E+21 |
n4 | 1.9653838587037E+29 |
n5 | 4.1381786067842E+36 |
Nth Root
y√n2√n | 4588.6076319511 |
---|---|
3√n | 276.13446503985 |
4√n | 67.73926211549 |
5√n | 29.152269437819 |
Divisors of 21055320
128 divisors
τ | Total Divisors | 128 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -21055319 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.0078125 | 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 | 128 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 21055320 can be divided by 128 positive divisors. The sum of these divisors (counting 21055320) is 1, the average is 0.0078125.
Base conversion 21055320
Base | System | Value |
---|---|---|
2 | Binary | 1010000010100011101011000 |
3 | Ternary | 1110121201110200 |
4 | Quaternary | 1100110131120 |
5 | Quinary | 20342232240 |
6 | Senary | 2031142200 |
8 | Octal | 120243530 |
10 | Decimal | 21055320 |
12 | Duodecimal | 7074960 |
16 | Hexadecimal | 1414758 |
20 | Vigesimal | 6bbi60 |
36 | Base36 | cjae0 |
Cryptographic Hash Functions
md5 | aa9f5662620c1244dabba87c60f802d6 |
---|---|
sha1 | 3dc42bb5aac2822eb8b20636ec1dba61e269582a |
sha256 | cc58877ca3f268739d431a867f6baf269d34cf0955ddae8f7f5893913fcd6ad6 |
sha512 | 448e781921d8a1029b835ac08283c22b90d555dff512bc17fe666e2e2debb6965fa9c6e8fe43fef4793ddde8c8c75f19fd76f4da6f245dca4e69eff227e1982a |
ripemd-160 | efdfcb95eaf375a60f820441206bdb60e52fd512 |
21055320 as geometric shapes
Circle
Radius = nDiameter | 42110640 |
---|---|
Circumference | 132294477.26196 |
Area | 1.3927512764917E+15 |
Sphere
Radius = nVolume | 3.9099765075921E+22 |
---|---|
Surface area | 5.5710051059668E+15 |
Circumference | 132294477.26196 |
Square
Length = nPerimeter | 84221280 |
---|---|
Area | 443326500302400 |
Diagonal | 29776719.104105 |
Cube
Length = nSurface area | 2659959001814400 |
---|---|
Volume | 9.3343813283471E+21 |
Space diagonal | 36468884.009621 |
Equilateral Triangle
Length = nPerimeter | 63165960 |
---|---|
Area | 1.9196600571636E+14 |
Altitude | 18234442.004811 |
Triangular Pyramid
Length = nSurface area | 1.9196600571636E+14 |
---|---|
Volume | 1.1000673892426E+21 |
Height | 9925573.0347018 |