21308976 (number)
21308976 is an even 8-digits composite number following 21308975 and preceding 21308977. In scientific notation, it is written as 2.1308976 × 10^7. The sum of its digits is 36. It has a total of 7 prime factors and 40 positive divisors. There are 6556032 positive integers (up to 21308976) that are relatively prime to 21308976.
Interesting facts
- 21308976 has 40 divisors, whose sum is 56464640
- The reverse of 21308976 is 67980312
- Previous prime number is 3
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 36
- Digital Root 9
Name
Name | twenty-one million three hundred eight thousand nine hundred seventy-six |
---|
Notation
Scientific notation | 2.1308976 × 10^7 |
---|---|
Engineering notation | 2.1308976 × 10^6 |
Prime Factorization of 21308976
Prime Factorization 2 × 2 × 2 × 2 × 39 × 3 × 11383
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 2663622 | Product of the distinct prime numbers |
The prime factorization of 21308976 is 2 × 2 × 2 × 2 × 39 × 3 × 11383. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21308976)
Multiplication
n×yn×2 | 42617952 |
---|---|
n×3 | 63926928 |
n×4 | 85235904 |
n×5 | 106544880 |
Division
n÷yn÷2 | 10654488 |
---|---|
n÷3 | 7102992 |
n÷3 | 5327244 |
n÷5 | 4261795.2 |
Exponentiation
nyn2 | 454072458168576 |
---|---|
n3 | 9.6758191133752E+21 |
n4 | 2.0618179726725E+29 |
n5 | 4.3935229696048E+36 |
Nth Root
y√n2√n | 4616.1646417778 |
---|---|
3√n | 277.23891684516 |
4√n | 67.94236264495 |
5√n | 29.222173574013 |
Divisors of 21308976
40 divisors
τ | Total Divisors | 40 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -21308975 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.025 | 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 | 40 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 21308976 can be divided by 40 positive divisors. The sum of these divisors (counting 21308976) is 1, the average is 0.025.
Base conversion 21308976
Base | System | Value |
---|---|---|
2 | Binary | 1010001010010011000110000 |
3 | Ternary | 1111002121102100 |
4 | Quaternary | 1101102120300 |
5 | Quinary | 20423341401 |
6 | Senary | 2040420400 |
8 | Octal | 121223060 |
10 | Decimal | 21308976 |
12 | Duodecimal | 7177700 |
16 | Hexadecimal | 1452630 |
20 | Vigesimal | 6d3c8g |
36 | Base36 | coq40 |
Cryptographic Hash Functions
md5 | 39519fe08a46e30e060217993e308be0 |
---|---|
sha1 | 72719d6084abcd6fb304d4464edc08b1557dcb43 |
sha256 | d6551be2583bbc3c0acf91361ecc28d3aa4f8e68871e1c148fdd0291b208da80 |
sha512 | af8153fb64fc309287e36e35b66dd2bbf539500233aa883ffad6cb52af758a185abafce9d3d23f7d241fa22f129289244aec791e3d0b355f1b429416a2ae32f1 |
ripemd-160 | 5f37eed3372ac2fd1a1e3ed95e240c99aa5f3c99 |
21308976 as geometric shapes
Circle
Radius = nDiameter | 42617952 |
---|---|
Circumference | 133888244.91424 |
Area | 1.4265106987799E+15 |
Sphere
Radius = nVolume | 4.0529976325391E+22 |
---|---|
Surface area | 5.7060427951194E+15 |
Circumference | 133888244.91424 |
Square
Length = nPerimeter | 85235904 |
---|---|
Area | 454072458168576 |
Diagonal | 30135442.859483 |
Cube
Length = nSurface area | 2724434749011456 |
---|---|
Volume | 9.6758191133752E+21 |
Space diagonal | 36908229.089266 |
Equilateral Triangle
Length = nPerimeter | 63926928 |
---|---|
Area | 1.9661914196642E+14 |
Altitude | 18454114.544633 |
Triangular Pyramid
Length = nSurface area | 1.9661914196642E+14 |
---|---|
Volume | 1.1403062181003E+21 |
Height | 10045147.619828 |