20789984 (number)
20789984 is an even 8-digits composite number following 20789983 and preceding 20789985. In scientific notation, it is written as 2.0789984 × 10^7. The sum of its digits is 47. It has a total of 8 prime factors and 48 positive divisors. There are 9784320 positive integers (up to 20789984) that are relatively prime to 20789984.
Interesting facts
- 20789984 has 48 divisors, whose sum is 43409520
- The reverse of 20789984 is 48998702
- Previous prime number is 29
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 47
- Digital Root 2
Name
Name | twenty million seven hundred eighty-nine thousand nine hundred eighty-four |
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Notation
Scientific notation | 2.0789984 × 10^7 |
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Engineering notation | 2.0789984 × 10^6 |
Prime Factorization of 20789984
Prime Factorization 2 × 2 × 2 × 2 × 2 × 43 × 29 × 521
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 1299374 | Product of the distinct prime numbers |
The prime factorization of 20789984 is 2 × 2 × 2 × 2 × 2 × 43 × 29 × 521. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20789984)
Multiplication
n×yn×2 | 41579968 |
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n×3 | 62369952 |
n×4 | 83159936 |
n×5 | 103949920 |
Division
n÷yn÷2 | 10394992 |
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n÷3 | 6929994.6666667 |
n÷3 | 5197496 |
n÷5 | 4157996.8 |
Exponentiation
nyn2 | 432223434720256 |
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n3 | 8.9859182922592E+21 |
n4 | 1.8681709752138E+29 |
n5 | 3.8839244683958E+36 |
Nth Root
y√n2√n | 4559.603491533 |
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3√n | 274.96962309093 |
4√n | 67.524836108894 |
5√n | 29.078421736919 |
Divisors of 20789984
48 divisors
τ | Total Divisors | 48 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -20789983 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.020833333333333 | 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 | 48 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 20789984 can be divided by 48 positive divisors. The sum of these divisors (counting 20789984) is 1, the average is 0.020833333333333.
Base conversion 20789984
Base | System | Value |
---|---|---|
2 | Binary | 1001111010011101011100000 |
3 | Ternary | 1110010020111102 |
4 | Quaternary | 1033103223200 |
5 | Quinary | 20310234414 |
6 | Senary | 2021333532 |
8 | Octal | 117235340 |
10 | Decimal | 20789984 |
12 | Duodecimal | 6b672a8 |
16 | Hexadecimal | 13d3ae0 |
20 | Vigesimal | 69iej4 |
36 | Base36 | cdlnk |
Cryptographic Hash Functions
md5 | 248533817fd4f3fd01c1d84db3e34481 |
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sha1 | 39ce5fc963a51a22edf0539fbe928ea94757efc1 |
sha256 | b718298087a483155851e25fdb1ef4d49d6360606375b4f49563f3ef0618419a |
sha512 | f83187d49704b7509fe9a8f5524b87d57528c2d86afdd049b29c4af8920951ea3b0017dbfe33fb95933140dfa6ff390a5c0e3cf920322211043d9f1085e06d4a |
ripemd-160 | 58b87042e7450dfccfa951381386c13f59f7d287 |
20789984 as geometric shapes
Circle
Radius = nDiameter | 41579968 |
---|---|
Circumference | 130627322.0053 |
Area | 1.3578699672265E+15 |
Sphere
Radius = nVolume | 3.7640126523626E+22 |
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Surface area | 5.431479868906E+15 |
Circumference | 130627322.0053 |
Square
Length = nPerimeter | 83159936 |
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Area | 432223434720256 |
Diagonal | 29401477.33432 |
Cube
Length = nSurface area | 2593340608321536 |
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Volume | 8.9859182922592E+21 |
Space diagonal | 36009308.576544 |
Equilateral Triangle
Length = nPerimeter | 62369952 |
---|---|
Area | 1.8715823728935E+14 |
Altitude | 18004654.288272 |
Triangular Pyramid
Length = nSurface area | 1.8715823728935E+14 |
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Volume | 1.0590006266074E+21 |
Height | 9800492.4447732 |