21490722 (number)
21490722 is an even 8-digits composite number following 21490721 and preceding 21490723. In scientific notation, it is written as 2.1490722 × 10^7. The sum of its digits is 27. It has a total of 6 prime factors and 48 positive divisors. There are 6472800 positive integers (up to 21490722) that are relatively prime to 21490722.
Interesting facts
- 21490722 has 48 divisors, whose sum is 51105600
- The reverse of 21490722 is 22709412
- Previous prime number is 349
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 27
- Digital Root 9
Name
Name | twenty-one million four hundred ninety thousand seven hundred twenty-two |
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Notation
Scientific notation | 2.1490722 × 10^7 |
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Engineering notation | 2.1490722 × 10^6 |
Prime Factorization of 21490722
Prime Factorization 2 × 3 × 3 × 11 × 349 × 311
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 7163574 | Product of the distinct prime numbers |
The prime factorization of 21490722 is 2 × 3 × 3 × 11 × 349 × 311. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21490722)
Multiplication
n×yn×2 | 42981444 |
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n×3 | 64472166 |
n×4 | 85962888 |
n×5 | 107453610 |
Division
n÷yn÷2 | 10745361 |
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n÷3 | 7163574 |
n÷3 | 5372680.5 |
n÷5 | 4298144.4 |
Exponentiation
nyn2 | 461851132081284 |
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n3 | 9.9255142849442E+21 |
n4 | 2.1330646820476E+29 |
n5 | 4.5841100089904E+36 |
Nth Root
y√n2√n | 4635.8086673201 |
---|---|
3√n | 278.02488433805 |
4√n | 68.086773071721 |
5√n | 29.271852039147 |
Divisors of 21490722
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 | -21490721 | 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 21490722 can be divided by 48 positive divisors. The sum of these divisors (counting 21490722) is 1, the average is 0.020833333333333.
Base conversion 21490722
Base | System | Value |
---|---|---|
2 | Binary | 1010001111110110000100010 |
3 | Ternary | 1111102211201200 |
4 | Quaternary | 1101332300202 |
5 | Quinary | 21000200342 |
6 | Senary | 2044342030 |
8 | Octal | 121766042 |
10 | Decimal | 21490722 |
12 | Duodecimal | 7244916 |
16 | Hexadecimal | 147ec22 |
20 | Vigesimal | 6e66g2 |
36 | Base36 | csmci |
Cryptographic Hash Functions
md5 | 33013dcfded8fd3982f921929228b55f |
---|---|
sha1 | f9b66292481187a4adfb6cea3d118755cfb60358 |
sha256 | 7f3a2278331ebf677fe579993c692035b5c45d0944a328c488d0d73e7b5c1fd9 |
sha512 | d17da6073abb9f4e0da0290fc4d41163d9bcff94a4835b92a6511ef59779d4806e088f2e8971afa10f8d6c9329fc4f1d3b133d04f7e236fc80e2fb50c6a4304a |
ripemd-160 | 10a2b2a6ae93b1056484a5bfb4c03297f7f83a98 |
21490722 as geometric shapes
Circle
Radius = nDiameter | 42981444 |
---|---|
Circumference | 135030188.71108 |
Area | 1.4509481235987E+15 |
Sphere
Radius = nVolume | 4.1575897014241E+22 |
---|---|
Surface area | 5.8037924943948E+15 |
Circumference | 135030188.71108 |
Square
Length = nPerimeter | 85962888 |
---|---|
Area | 461851132081284 |
Diagonal | 30392470.51759 |
Cube
Length = nSurface area | 2771106792487704 |
---|---|
Volume | 9.9255142849442E+21 |
Space diagonal | 37223022.395338 |
Equilateral Triangle
Length = nPerimeter | 64472166 |
---|---|
Area | 1.999874065745E+14 |
Altitude | 18611511.197669 |
Triangular Pyramid
Length = nSurface area | 1.999874065745E+14 |
---|---|
Volume | 1.1697330762747E+21 |
Height | 10130823.505863 |