20384784 (number)
20384784 is an even 8-digits composite number following 20384783 and preceding 20384785. In scientific notation, it is written as 2.0384784 × 10^7. The sum of its digits is 36. It has a total of 9 prime factors and 120 positive divisors. There are 5769792 positive integers (up to 20384784) that are relatively prime to 20384784.
Interesting facts
- 20384784 has 120 divisors, whose sum is 60933600
- The reverse of 20384784 is 48748302
- Previous prime number is 49
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 36
- Digital Root 9
Name
Name | twenty million three hundred eighty-four thousand seven hundred eighty-four |
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Notation
Scientific notation | 2.0384784 × 10^7 |
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Engineering notation | 2.0384784 × 10^6 |
Prime Factorization of 20384784
Prime Factorization 2 × 2 × 2 × 2 × 27 × 3 × 3 × 49 × 107
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 9 | Total number of prime factors |
rad | Radical | 849366 | Product of the distinct prime numbers |
The prime factorization of 20384784 is 2 × 2 × 2 × 2 × 27 × 3 × 3 × 49 × 107. Since it has a total of 9 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20384784)
Multiplication
n×yn×2 | 40769568 |
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n×3 | 61154352 |
n×4 | 81539136 |
n×5 | 101923920 |
Division
n÷yn÷2 | 10192392 |
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n÷3 | 6794928 |
n÷3 | 5096196 |
n÷5 | 4076956.8 |
Exponentiation
nyn2 | 415539418726656 |
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n3 | 8.4706812942284E+21 |
n4 | 1.7267300851569E+29 |
n5 | 3.5199019812224E+36 |
Nth Root
y√n2√n | 4514.9511625266 |
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3√n | 273.17148988611 |
4√n | 67.193386300488 |
5√n | 28.964179001085 |
Divisors of 20384784
120 divisors
τ | Total Divisors | 120 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -20384783 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.0083333333333333 | 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 | 120 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 20384784 can be divided by 120 positive divisors. The sum of these divisors (counting 20384784) is 1, the average is 0.0083333333333333.
Base conversion 20384784
Base | System | Value |
---|---|---|
2 | Binary | 1001101110000110000010000 |
3 | Ternary | 1102100122200000 |
4 | Quaternary | 1031300300100 |
5 | Quinary | 20204303114 |
6 | Senary | 2004530000 |
8 | Octal | 115606020 |
10 | Decimal | 20384784 |
12 | Duodecimal | 69b0900 |
16 | Hexadecimal | 1370c10 |
20 | Vigesimal | 6781j4 |
36 | Base36 | c4x00 |
Cryptographic Hash Functions
md5 | 83184087c043f4b1efe23fc7eb02b0e9 |
---|---|
sha1 | d17abba8539b24a9146fabe591e42048247e7e39 |
sha256 | dc60d03090bbaf486bf6dda2fef8365e49147fd4db61dbe84338965bc9292c78 |
sha512 | 67efc33f1cacd4618cf2fd6817fe734fe7d65f039fcbe517cbb8022915bed58f4b087753c913419d379a4124eb8021b2d670332f3ce44f0c8fb704a5c8f694ad |
ripemd-160 | 2b559715831678c043bbd29ccd02fa6f58005d8e |
20384784 as geometric shapes
Circle
Radius = nDiameter | 40769568 |
---|---|
Circumference | 128081375.31883 |
Area | 1.3054555851486E+15 |
Sphere
Radius = nVolume | 3.5481906833131E+22 |
---|---|
Surface area | 5.2218223405945E+15 |
Circumference | 128081375.31883 |
Square
Length = nPerimeter | 81539136 |
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Area | 415539418726656 |
Diagonal | 28828437.998846 |
Cube
Length = nSurface area | 2493236512359936 |
---|---|
Volume | 8.4706812942284E+21 |
Space diagonal | 35307481.589317 |
Equilateral Triangle
Length = nPerimeter | 61154352 |
---|---|
Area | 1.7993384644555E+14 |
Altitude | 17653740.794659 |
Triangular Pyramid
Length = nSurface area | 1.7993384644555E+14 |
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Volume | 9.9827936406983E+20 |
Height | 9609479.3329487 |