21497584 (number)
21497584 is an even 8-digits composite number following 21497583 and preceding 21497585. In scientific notation, it is written as 2.1497584 × 10^7. The sum of its digits is 40. It has a total of 7 prime factors and 40 positive divisors. There are 10257408 positive integers (up to 21497584) that are relatively prime to 21497584.
Interesting facts
- 21497584 has 40 divisors, whose sum is 43590960
- The reverse of 21497584 is 48579412
- Previous prime number is 107
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 40
- Digital Root 4
Name
Name | twenty-one million four hundred ninety-seven thousand five hundred eighty-four |
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Notation
Scientific notation | 2.1497584 × 10^7 |
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Engineering notation | 2.1497584 × 10^6 |
Prime Factorization of 21497584
Prime Factorization 2 × 2 × 2 × 2 × 29 × 107 × 433
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 2687198 | Product of the distinct prime numbers |
The prime factorization of 21497584 is 2 × 2 × 2 × 2 × 29 × 107 × 433. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21497584)
Multiplication
n×yn×2 | 42995168 |
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n×3 | 64492752 |
n×4 | 85990336 |
n×5 | 107487920 |
Division
n÷yn÷2 | 10748792 |
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n÷3 | 7165861.3333333 |
n÷3 | 5374396 |
n÷5 | 4299516.8 |
Exponentiation
nyn2 | 462146117837056 |
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n3 | 9.935024988476E+21 |
n4 | 2.1357903423186E+29 |
n5 | 4.5914332290383E+36 |
Nth Root
y√n2√n | 4636.5487164485 |
---|---|
3√n | 278.05447235806 |
4√n | 68.092207457597 |
5√n | 29.273721104312 |
Divisors of 21497584
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 | -21497583 | 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 21497584 can be divided by 40 positive divisors. The sum of these divisors (counting 21497584) is 1, the average is 0.025.
Base conversion 21497584
Base | System | Value |
---|---|---|
2 | Binary | 1010010000000011011110000 |
3 | Ternary | 1111110012010211 |
4 | Quaternary | 1102000123300 |
5 | Quinary | 21000410314 |
6 | Senary | 2044433504 |
8 | Octal | 122003360 |
10 | Decimal | 21497584 |
12 | Duodecimal | 7248894 |
16 | Hexadecimal | 14806f0 |
20 | Vigesimal | 6e73j4 |
36 | Base36 | csrn4 |
Cryptographic Hash Functions
md5 | 732ae56197cb9d7f8878fb81fdb79ee3 |
---|---|
sha1 | e756e586326430633325c807deda96d25b4c22bb |
sha256 | 1913e9d9314fd0c8b4ba5faf41cc132c42323a6f536276fba509053b2a4b1be2 |
sha512 | 174f7d73712c7d987da3339f4d2eda3e3d2e8ba26fc052b7a122916ab2b6051729de1ae440ecb5d0c4e141d5d78f65d948639662010d67a889cc873449aef497 |
ripemd-160 | 11a354b9c5fd4d05578e096f6e9e51c0ce96ce1b |
21497584 as geometric shapes
Circle
Radius = nDiameter | 42995168 |
---|---|
Circumference | 135073303.92866 |
Area | 1.4518748486819E+15 |
Sphere
Radius = nVolume | 4.1615735356036E+22 |
---|---|
Surface area | 5.8074993947278E+15 |
Circumference | 135073303.92866 |
Square
Length = nPerimeter | 85990336 |
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Area | 462146117837056 |
Diagonal | 30402174.851055 |
Cube
Length = nSurface area | 2772876707022336 |
---|---|
Volume | 9.935024988476E+21 |
Space diagonal | 37234907.72798 |
Equilateral Triangle
Length = nPerimeter | 64492752 |
---|---|
Area | 2.0011513915362E+14 |
Altitude | 18617453.86399 |
Triangular Pyramid
Length = nSurface area | 2.0011513915362E+14 |
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Volume | 1.1708539234349E+21 |
Height | 10134058.283685 |