20808424 (number)
20808424 is an even 8-digits composite number following 20808423 and preceding 20808425. In scientific notation, it is written as 2.0808424 × 10^7. The sum of its digits is 28. It has a total of 7 prime factors and 64 positive divisors. There are 8121600 positive integers (up to 20808424) that are relatively prime to 20808424.
Interesting facts
- 20808424 has 64 divisors, whose sum is 48666240
- The reverse of 20808424 is 42480802
- Previous prime number is 283
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 28
- Digital Root 1
Name
Name | twenty million eight hundred eight thousand four hundred twenty-four |
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Notation
Scientific notation | 2.0808424 × 10^7 |
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Engineering notation | 2.0808424 × 10^6 |
Prime Factorization of 20808424
Prime Factorization 2 × 2 × 2 × 7 × 13 × 283 × 101
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 5202106 | Product of the distinct prime numbers |
The prime factorization of 20808424 is 2 × 2 × 2 × 7 × 13 × 283 × 101. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20808424)
Multiplication
n×yn×2 | 41616848 |
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n×3 | 62425272 |
n×4 | 83233696 |
n×5 | 104042120 |
Division
n÷yn÷2 | 10404212 |
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n÷3 | 6936141.3333333 |
n÷3 | 5202106 |
n÷5 | 4161684.8 |
Exponentiation
nyn2 | 432990509363776 |
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n3 | 9.0098501068174E+21 |
n4 | 1.874807811991E+29 |
n5 | 3.9011795870421E+36 |
Nth Root
y√n2√n | 4561.6251490012 |
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3√n | 275.05089526324 |
4√n | 67.539804182431 |
5√n | 29.083578219574 |
Divisors of 20808424
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 | -20808423 | 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 20808424 can be divided by 64 positive divisors. The sum of these divisors (counting 20808424) is 1, the average is 0.015625.
Base conversion 20808424
Base | System | Value |
---|---|---|
2 | Binary | 1001111011000001011101000 |
3 | Ternary | 1110011011210101 |
4 | Quaternary | 1033120023220 |
5 | Quinary | 20311332144 |
6 | Senary | 2021555144 |
8 | Octal | 117301350 |
10 | Decimal | 20808424 |
12 | Duodecimal | 6b75ab4 |
16 | Hexadecimal | 13d82e8 |
20 | Vigesimal | 6a1114 |
36 | Base36 | cdzvs |
Cryptographic Hash Functions
md5 | 2d3e18e1dd6312deaa1d72aaf8ec273b |
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sha1 | b75835d13acbff3b31767c4166c651f51a26ef8d |
sha256 | 1daa4d033476068deefdcd7faa22f51379345c5f72e6756d23eced16ba35808b |
sha512 | f18492ef871106a62fa585e21c0278688a6d05a0cc4f2a9acd023c9b99d404bfa53f8bd190337fd702aa0db61b73a24772c57a88974bea04f7ed8738f82fe0e7 |
ripemd-160 | 5441bdcb5da64ed42df6dc0d8608de68c60c2614 |
20808424 as geometric shapes
Circle
Radius = nDiameter | 41616848 |
---|---|
Circumference | 130743183.94236 |
Area | 1.3602798032913E+15 |
Sphere
Radius = nVolume | 3.774037187403E+22 |
---|---|
Surface area | 5.4411192131654E+15 |
Circumference | 130743183.94236 |
Square
Length = nPerimeter | 83233696 |
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Area | 432990509363776 |
Diagonal | 29427555.43241 |
Cube
Length = nSurface area | 2597943056182656 |
---|---|
Volume | 9.0098501068174E+21 |
Space diagonal | 36041247.593436 |
Equilateral Triangle
Length = nPerimeter | 62425272 |
---|---|
Area | 1.874903903533E+14 |
Altitude | 18020623.796718 |
Triangular Pyramid
Length = nSurface area | 1.874903903533E+14 |
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Volume | 1.0618210180008E+21 |
Height | 9809185.1441366 |