21553616 (number)
21553616 is an even 8-digits composite number following 21553615 and preceding 21553617. In scientific notation, it is written as 2.1553616 × 10^7. The sum of its digits is 29. It has a total of 7 prime factors and 40 positive divisors. There are 9060480 positive integers (up to 21553616) that are relatively prime to 21553616.
Interesting facts
- 21553616 has 40 divisors, whose sum is 48639744
- The reverse of 21553616 is 61635512
- Previous prime number is 53
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 29
- Digital Root 2
Name
Name | twenty-one million five hundred fifty-three thousand six hundred sixteen |
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Notation
Scientific notation | 2.1553616 × 10^7 |
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Engineering notation | 2.1553616 × 10^6 |
Prime Factorization of 21553616
Prime Factorization 2 × 2 × 2 × 2 × 7 × 53 × 3631
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 2694202 | Product of the distinct prime numbers |
The prime factorization of 21553616 is 2 × 2 × 2 × 2 × 7 × 53 × 3631. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21553616)
Multiplication
n×yn×2 | 43107232 |
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n×3 | 64660848 |
n×4 | 86214464 |
n×5 | 107768080 |
Division
n÷yn÷2 | 10776808 |
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n÷3 | 7184538.6666667 |
n÷3 | 5388404 |
n÷5 | 4310723.2 |
Exponentiation
nyn2 | 464558362675456 |
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n3 | 1.0012912558696E+22 |
n4 | 2.158144723317E+29 |
n5 | 4.6515822638801E+36 |
Nth Root
y√n2√n | 4642.5872097355 |
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3√n | 278.29583950788 |
4√n | 68.136533590546 |
5√n | 29.288965214666 |
Divisors of 21553616
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 | -21553615 | 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 21553616 can be divided by 40 positive divisors. The sum of these divisors (counting 21553616) is 1, the average is 0.025.
Base conversion 21553616
Base | System | Value |
---|---|---|
2 | Binary | 1010010001110000111010000 |
3 | Ternary | 1111120001000002 |
4 | Quaternary | 1102032013100 |
5 | Quinary | 21004203431 |
6 | Senary | 2045545132 |
8 | Octal | 122160720 |
10 | Decimal | 21553616 |
12 | Duodecimal | 72751a8 |
16 | Hexadecimal | 148e1d0 |
20 | Vigesimal | 6ee40g |
36 | Base36 | ctyvk |
Cryptographic Hash Functions
md5 | 6183286319c8960701ad2d4ae3d51158 |
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sha1 | bdcef832c179a425e4be54ffb2d26c4382c1bb54 |
sha256 | f51f876c9fdd7fd96321e545b6683791fc93c0da1bfb59a44123e8128ba1bd9f |
sha512 | 381f5c9175f9cebbb1e6fbb78dc6dd44ff6689a82156de28dd82860ca60cf43ca4d215a0123930899bf94d7b95fa3b327bf2aab2f501939e48a18cbee2e81e58 |
ripemd-160 | 09ddc4fee288772d4ed0130485aa12eab88f93e5 |
21553616 as geometric shapes
Circle
Radius = nDiameter | 43107232 |
---|---|
Circumference | 135425363.36779 |
Area | 1.4594531393449E+15 |
Sphere
Radius = nVolume | 4.1941990047246E+22 |
---|---|
Surface area | 5.8378125573797E+15 |
Circumference | 135425363.36779 |
Square
Length = nPerimeter | 86214464 |
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Area | 464558362675456 |
Diagonal | 30481416.065382 |
Cube
Length = nSurface area | 2787350176052736 |
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Volume | 1.0012912558696E+22 |
Space diagonal | 37331957.998829 |
Equilateral Triangle
Length = nPerimeter | 64660848 |
---|---|
Area | 2.0115967180872E+14 |
Altitude | 18665978.999415 |
Triangular Pyramid
Length = nSurface area | 2.0115967180872E+14 |
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Volume | 1.1800330616136E+21 |
Height | 10160472.021794 |