20392720 (number)
20392720 is an even 8-digits composite number following 20392719 and preceding 20392721. In scientific notation, it is written as 2.0392720 × 10^7. The sum of its digits is 25. It has a total of 7 prime factors and 40 positive divisors. There are 7801728 positive integers (up to 20392720) that are relatively prime to 20392720.
Interesting facts
- 20392720 has 40 divisors, whose sum is 49478976
- The reverse of 20392720 is 02729302
- Previous prime number is 23
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 25
- Digital Root 7
Name
Name | twenty million three hundred ninety-two thousand seven hundred twenty |
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Notation
Scientific notation | 2.0392720 × 10^7 |
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Engineering notation | 2.0392720 × 10^6 |
Prime Factorization of 20392720
Prime Factorization 2 × 2 × 2 × 2 × 5 × 23 × 11083
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 2549090 | Product of the distinct prime numbers |
The prime factorization of 20392720 is 2 × 2 × 2 × 2 × 5 × 23 × 11083. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20392720)
Multiplication
n×yn×2 | 40785440 |
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n×3 | 61178160 |
n×4 | 81570880 |
n×5 | 101963600 |
Division
n÷yn÷2 | 10196360 |
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n÷3 | 6797573.3333333 |
n÷3 | 5098180 |
n÷5 | 4078544 |
Exponentiation
nyn2 | 415863028998400 |
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n3 | 8.4805783087163E+21 |
n4 | 1.7294205888772E+29 |
n5 | 3.5267589831209E+36 |
Nth Root
y√n2√n | 4515.829934796 |
---|---|
3√n | 273.20693474991 |
4√n | 67.199925110048 |
5√n | 28.966433858809 |
Divisors of 20392720
40 divisors
τ | Total Divisors | 40 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -20392719 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.025 | 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 | 40 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 20392720 can be divided by 40 positive divisors. The sum of these divisors (counting 20392720) is 1, the average is 0.025.
Base conversion 20392720
Base | System | Value |
---|---|---|
2 | Binary | 1001101110010101100010000 |
3 | Ternary | 1102101001112221 |
4 | Quaternary | 1031302230100 |
5 | Quinary | 20210031340 |
6 | Senary | 2005030424 |
8 | Octal | 115625420 |
10 | Decimal | 20392720 |
12 | Duodecimal | 69b5414 |
16 | Hexadecimal | 1372b10 |
20 | Vigesimal | 6791g0 |
36 | Base36 | c534g |
Cryptographic Hash Functions
md5 | d60cb75ee0da15c18a1598396532f429 |
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sha1 | bca182c9253f599437d16c7aa3141209e9079978 |
sha256 | b9d12f7fc702f0cbb86e027bcb7813d05bb22c6c81bf65aa89a995837c4c1aa2 |
sha512 | 6054f6e0478011721ef90cac35305aecdb6874a2f85450b1ac9517a70f791fc4e0d6ebdd1dae20a53088dc065a73165ae38429c45d5c34e49ffcc1db79653b77 |
ripemd-160 | 50f379a3d09748b6fd4a227f699d0f312076ca07 |
20392720 as geometric shapes
Circle
Radius = nDiameter | 40785440 |
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Circumference | 128131238.67743 |
Area | 1.306472236801E+15 |
Sphere
Radius = nVolume | 3.5523363350475E+22 |
---|---|
Surface area | 5.2258889472039E+15 |
Circumference | 128131238.67743 |
Square
Length = nPerimeter | 81570880 |
---|---|
Area | 415863028998400 |
Diagonal | 28839661.197677 |
Cube
Length = nSurface area | 2495178173990400 |
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Volume | 8.4805783087163E+21 |
Space diagonal | 35321227.144526 |
Equilateral Triangle
Length = nPerimeter | 61178160 |
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Area | 1.8007397380368E+14 |
Altitude | 17660613.572263 |
Triangular Pyramid
Length = nSurface area | 1.8007397380368E+14 |
---|---|
Volume | 9.994457384128E+20 |
Height | 9613220.3992257 |