20784225 (number)
20784225 is an odd 8-digits composite number following 20784224 and preceding 20784226. In scientific notation, it is written as 2.0784225 × 10^7. The sum of its digits is 30. It has a total of 6 prime factors and 64 positive divisors. There are 8352000 positive integers (up to 20784225) that are relatively prime to 20784225.
Interesting facts
- 20784225 has 64 divisors, whose sum is 34283520
- The reverse of 20784225 is 52248702
- Previous prime number is 61
Basic properties
- Is Prime? no
- Number parity odd
- Number length 8
- Sum of Digits 30
- Digital Root 3
Name
Name | twenty million seven hundred eighty-four thousand two hundred twenty-five |
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Notation
Scientific notation | 2.0784225 × 10^7 |
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Engineering notation | 2.0784225 × 10^6 |
Prime Factorization of 20784225
Prime Factorization 15 × 7 × 11 × 5 × 61 × 59
Composite numberω | Distinct Factors | 6 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 20784225 | Product of the distinct prime numbers |
The prime factorization of 20784225 is 15 × 7 × 11 × 5 × 61 × 59. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20784225)
Multiplication
n×yn×2 | 41568450 |
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n×3 | 62352675 |
n×4 | 83136900 |
n×5 | 103921125 |
Division
n÷yn÷2 | 10392112.5 |
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n÷3 | 6928075 |
n÷3 | 5196056.25 |
n÷5 | 4156845 |
Exponentiation
nyn2 | 431984008850625 |
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n3 | 8.9784528363534E+21 |
n4 | 1.8661018390266E+29 |
n5 | 3.8785480495242E+36 |
Nth Root
y√n2√n | 4558.971923581 |
---|---|
3√n | 274.9442311153 |
4√n | 67.52015938652 |
5√n | 29.076810565027 |
Divisors of 20784225
64 divisors
τ | Total Divisors | 64 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -20784224 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.015625 | 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 | 64 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 20784225 can be divided by 64 positive divisors. The sum of these divisors (counting 20784225) is 1, the average is 0.015625.
Base conversion 20784225
Base | System | Value |
---|---|---|
2 | Binary | 1001111010010010001100001 |
3 | Ternary | 1110002221121010 |
4 | Quaternary | 1033102101201 |
5 | Quinary | 20310043400 |
6 | Senary | 2021251133 |
8 | Octal | 117222141 |
10 | Decimal | 20784225 |
12 | Duodecimal | 6b63aa9 |
16 | Hexadecimal | 13d2461 |
20 | Vigesimal | 69i0b5 |
36 | Base36 | cdh7l |
Cryptographic Hash Functions
md5 | 8f2ba94ce5f207662d667c54a3a2712d |
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sha1 | c060d62b82222e323cedb3fa8a73c2be3411b232 |
sha256 | 225deef8c37d1a302cfc39f53300ec4f32a79d9aca09c5115154e1667475cdd5 |
sha512 | 86bb9f83e6a9591c64942bef0df7cd8cbbbe825f24f9c9120d84868f702d9d6c2beea2a6c64a57480d0b2d5c5e00c15d5d143004af05de01775b20ae55fbf028 |
ripemd-160 | 51c06c5725fc9bcd5c9e6b2106935c762c3057d1 |
20784225 as geometric shapes
Circle
Radius = nDiameter | 41568450 |
---|---|
Circumference | 130591137.14111 |
Area | 1.3571177886734E+15 |
Sphere
Radius = nVolume | 3.7608855295054E+22 |
---|---|
Surface area | 5.4284711546936E+15 |
Circumference | 130591137.14111 |
Square
Length = nPerimeter | 83136900 |
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Area | 431984008850625 |
Diagonal | 29393332.878414 |
Cube
Length = nSurface area | 2591904053103750 |
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Volume | 8.9784528363534E+21 |
Space diagonal | 35999333.695943 |
Equilateral Triangle
Length = nPerimeter | 62352675 |
---|---|
Area | 1.8705456284664E+14 |
Altitude | 17999666.847972 |
Triangular Pyramid
Length = nSurface area | 1.8705456284664E+14 |
---|---|
Volume | 1.0581208141915E+21 |
Height | 9797777.626138 |