20993984 (number)
20993984 is an even 8-digits composite number following 20993983 and preceding 20993985. In scientific notation, it is written as 2.0993984 × 10^7. The sum of its digits is 44. It has a total of 9 prime factors and 42 positive divisors. There are 9539200 positive integers (up to 20993984) that are relatively prime to 20993984.
Interesting facts
- 20993984 has 42 divisors, whose sum is 45808392
- The reverse of 20993984 is 48939902
- Previous prime number is 11
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 44
- Digital Root 8
Name
Name | twenty million nine hundred ninety-three thousand nine hundred eighty-four |
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Notation
Scientific notation | 2.0993984 × 10^7 |
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Engineering notation | 2.0993984 × 10^6 |
Prime Factorization of 20993984
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 11 × 11 × 2711
Composite numberω | Distinct Factors | 3 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 9 | Total number of prime factors |
rad | Radical | 59642 | Product of the distinct prime numbers |
The prime factorization of 20993984 is 2 × 2 × 2 × 2 × 2 × 2 × 11 × 11 × 2711. Since it has a total of 9 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20993984)
Multiplication
n×yn×2 | 41987968 |
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n×3 | 62981952 |
n×4 | 83975936 |
n×5 | 104969920 |
Division
n÷yn÷2 | 10496992 |
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n÷3 | 6997994.6666667 |
n÷3 | 5248496 |
n÷5 | 4198796.8 |
Exponentiation
nyn2 | 440747364192256 |
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n3 | 9.2530431118944E+21 |
n4 | 1.9425823904242E+29 |
n5 | 4.0782543623248E+36 |
Nth Root
y√n2√n | 4581.9192485246 |
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3√n | 275.86606958566 |
4√n | 67.689875524517 |
5√n | 29.135264986826 |
Divisors of 20993984
42 divisors
τ | Total Divisors | 42 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -20993983 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.023809523809524 | 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 | 42 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 20993984 can be divided by 42 positive divisors. The sum of these divisors (counting 20993984) is 1, the average is 0.023809523809524.
Base conversion 20993984
Base | System | Value |
---|---|---|
2 | Binary | 1010000000101011111000000 |
3 | Ternary | 1110111121022222 |
4 | Quaternary | 1100011133000 |
5 | Quinary | 20333301414 |
6 | Senary | 2025550212 |
8 | Octal | 120053700 |
10 | Decimal | 20993984 |
12 | Duodecimal | 7045368 |
16 | Hexadecimal | 14057c0 |
20 | Vigesimal | 6b44j4 |
36 | Base36 | chz28 |
Cryptographic Hash Functions
md5 | 44160322282777965c07f64979f81157 |
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sha1 | 34484fd4866c46e4ed9011762eeb74fd3556f115 |
sha256 | c0823991d9e6e7ceb337e6581838fe0698d6ab8ed92b4a9f1e2b99d850d751f0 |
sha512 | 2ba7ed495574059c7b8bbbf2012173cacb3accf65da3aa552c9d41f130b2949699fad9cd4a4a4cd726c9bcb1860d619184b9bb7db3cba52f043cded2cc9bc106 |
ripemd-160 | 0c18e26f520df2e99a32c7e218daf855b32cb77a |
20993984 as geometric shapes
Circle
Radius = nDiameter | 41987968 |
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Circumference | 131909091.80796 |
Area | 1.3846486814355E+15 |
Sphere
Radius = nVolume | 3.8759056351569E+22 |
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Surface area | 5.5385947257418E+15 |
Circumference | 131909091.80796 |
Square
Length = nPerimeter | 83975936 |
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Area | 440747364192256 |
Diagonal | 29689976.901044 |
Cube
Length = nSurface area | 2644484185153536 |
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Volume | 9.2530431118944E+21 |
Space diagonal | 36362646.941288 |
Equilateral Triangle
Length = nPerimeter | 62981952 |
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Area | 1.9084920702076E+14 |
Altitude | 18181323.470644 |
Triangular Pyramid
Length = nSurface area | 1.9084920702076E+14 |
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Volume | 1.0904815885053E+21 |
Height | 9896658.9670146 |