21836808 (number)
21836808 is an even 8-digits composite number following 21836807 and preceding 21836809. In scientific notation, it is written as 2.1836808 × 10^7. The sum of its digits is 36. It has a total of 7 prime factors and 64 positive divisors. There are 6065280 positive integers (up to 21836808) that are relatively prime to 21836808.
Interesting facts
- 21836808 has 64 divisors, whose sum is 53443200
- The reverse of 21836808 is 80863812
- Previous prime number is 37
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 36
- Digital Root 9
Name
Name | twenty-one million eight hundred thirty-six thousand eight hundred eight |
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Notation
Scientific notation | 2.1836808 × 10^7 |
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Engineering notation | 2.1836808 × 10^6 |
Prime Factorization of 21836808
Prime Factorization 2 × 2 × 2 × 9 × 7 × 37 × 1171
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 5459202 | Product of the distinct prime numbers |
The prime factorization of 21836808 is 2 × 2 × 2 × 9 × 7 × 37 × 1171. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21836808)
Multiplication
n×yn×2 | 43673616 |
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n×3 | 65510424 |
n×4 | 87347232 |
n×5 | 109184040 |
Division
n÷yn÷2 | 10918404 |
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n÷3 | 7278936 |
n÷3 | 5459202 |
n÷5 | 4367361.6 |
Exponentiation
nyn2 | 476846183628864 |
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n3 | 1.0412798557436E+22 |
n4 | 2.2738228284141E+29 |
n5 | 4.9653032530096E+36 |
Nth Root
y√n2√n | 4672.9870532669 |
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3√n | 279.5093789222 |
4√n | 68.359249946638 |
5√n | 29.365529158784 |
Divisors of 21836808
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 | -21836807 | 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 21836808 can be divided by 64 positive divisors. The sum of these divisors (counting 21836808) is 1, the average is 0.015625.
Base conversion 21836808
Base | System | Value |
---|---|---|
2 | Binary | 1010011010011010000001000 |
3 | Ternary | 1112002102110200 |
4 | Quaternary | 1103103100020 |
5 | Quinary | 21042234213 |
6 | Senary | 2100012200 |
8 | Octal | 123232010 |
10 | Decimal | 21836808 |
12 | Duodecimal | 7391060 |
16 | Hexadecimal | 14d3408 |
20 | Vigesimal | 6g9c08 |
36 | Base36 | d01e0 |
Cryptographic Hash Functions
md5 | 805ff9b66502582535ab91e4a038d482 |
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sha1 | f56c17cb984a07adc77acc5e4192f004ecaaa3cc |
sha256 | f019b0e4d1245a62d8b36f7a0ec8922f016b22d243651249dacac635745b0476 |
sha512 | 483f569c12765b13364be3330c5bd4687615c34f283964c5e17bb12dd2de4fc74f818b17a68c8937324790e7b6662faec262fae969909d3abcde620856aeaef1 |
ripemd-160 | 0c9849a1877767b459790781ed80015cad905d36 |
21836808 as geometric shapes
Circle
Radius = nDiameter | 43673616 |
---|---|
Circumference | 137204711.1813 |
Area | 1.4980564673808E+15 |
Sphere
Radius = nVolume | 4.3617028601803E+22 |
---|---|
Surface area | 5.9922258695231E+15 |
Circumference | 137204711.1813 |
Square
Length = nPerimeter | 87347232 |
---|---|
Area | 476846183628864 |
Diagonal | 30881910.032537 |
Cube
Length = nSurface area | 2861077101773184 |
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Volume | 1.0412798557436E+22 |
Space diagonal | 37822460.931127 |
Equilateral Triangle
Length = nPerimeter | 65510424 |
---|---|
Area | 2.0648045436013E+14 |
Altitude | 18911230.465563 |
Triangular Pyramid
Length = nSurface area | 2.0648045436013E+14 |
---|---|
Volume | 1.2271600785154E+21 |
Height | 10293970.010846 |