21706688 (number)
21706688 is an even 8-digits composite number following 21706687 and preceding 21706689. In scientific notation, it is written as 2.1706688 × 10^7. The sum of its digits is 38. It has a total of 9 prime factors and 56 positive divisors. There are 10035200 positive integers (up to 21706688) that are relatively prime to 21706688.
Interesting facts
- 21706688 has 56 divisors, whose sum is 46414944
- The reverse of 21706688 is 88660712
- Previous prime number is 71
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 38
- Digital Root 2
Name
Name | twenty-one million seven hundred six thousand six hundred eighty-eight |
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Notation
Scientific notation | 2.1706688 × 10^7 |
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Engineering notation | 2.1706688 × 10^6 |
Prime Factorization of 21706688
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 281 × 71 × 17
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 9 | Total number of prime factors |
rad | Radical | 678334 | Product of the distinct prime numbers |
The prime factorization of 21706688 is 2 × 2 × 2 × 2 × 2 × 2 × 281 × 71 × 17. Since it has a total of 9 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21706688)
Multiplication
n×yn×2 | 43413376 |
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n×3 | 65120064 |
n×4 | 86826752 |
n×5 | 108533440 |
Division
n÷yn÷2 | 10853344 |
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n÷3 | 7235562.6666667 |
n÷3 | 5426672 |
n÷5 | 4341337.6 |
Exponentiation
nyn2 | 471180303929344 |
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n3 | 1.0227763849139E+22 |
n4 | 2.2201087881095E+29 |
n5 | 4.8191208789551E+36 |
Nth Root
y√n2√n | 4659.0436786963 |
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3√n | 278.95309737723 |
4√n | 68.257187743829 |
5√n | 29.330449097618 |
Divisors of 21706688
56 divisors
τ | Total Divisors | 56 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -21706687 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.017857142857143 | 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 | 56 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 21706688 can be divided by 56 positive divisors. The sum of these divisors (counting 21706688) is 1, the average is 0.017857142857143.
Base conversion 21706688
Base | System | Value |
---|---|---|
2 | Binary | 1010010110011011111000000 |
3 | Ternary | 1111211210222102 |
4 | Quaternary | 1102303133000 |
5 | Quinary | 21024103223 |
6 | Senary | 2053125532 |
8 | Octal | 122633700 |
10 | Decimal | 21706688 |
12 | Duodecimal | 73298a8 |
16 | Hexadecimal | 14b37c0 |
20 | Vigesimal | 6fd6e8 |
36 | Base36 | cx8zk |
Cryptographic Hash Functions
md5 | d32d8f060ac21f9f94ca27980013cc0b |
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sha1 | 79564e5a8a0758046da365c3685af5b28ce5c28b |
sha256 | 29c89d7756272198a15266c93821f9bcea6e83422ae3c877a8df0b56cdd294d1 |
sha512 | defe78b8878081c5efe8a5378b2c1ec207ec930a6308ecf757a7ed8cd11471c682da5ba48f5a91f3f3b4e0666f1671952d17e202158b75268b049ec117883ef3 |
ripemd-160 | 9c9976f3bdc961e6bd784bcc186ece3b7fd927d0 |
21706688 as geometric shapes
Circle
Radius = nDiameter | 43413376 |
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Circumference | 136387143.10913 |
Area | 1.4802565813406E+15 |
Sphere
Radius = nVolume | 4.2841957028144E+22 |
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Surface area | 5.9210263253625E+15 |
Circumference | 136387143.10913 |
Square
Length = nPerimeter | 86826752 |
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Area | 471180303929344 |
Diagonal | 30697892.563801 |
Cube
Length = nSurface area | 2827081823576064 |
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Volume | 1.0227763849139E+22 |
Space diagonal | 37597086.480046 |
Equilateral Triangle
Length = nPerimeter | 65120064 |
---|---|
Area | 2.0402705648284E+14 |
Altitude | 18798543.240023 |
Triangular Pyramid
Length = nSurface area | 2.0402705648284E+14 |
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Volume | 1.2053535290169E+21 |
Height | 10232630.8546 |