20126840 (number)
20126840 is an even 8-digits composite number following 20126839 and preceding 20126841. In scientific notation, it is written as 2.0126840 × 10^7. The sum of its digits is 23. It has a total of 7 prime factors and 64 positive divisors. There are 7596160 positive integers (up to 20126840) that are relatively prime to 20126840.
Interesting facts
- 20126840 has 64 divisors, whose sum is 47900160
- The reverse of 20126840 is 04862102
- Previous prime number is 131
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 23
- Digital Root 5
Name
Name | twenty million one hundred twenty-six thousand eight hundred forty |
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Notation
Scientific notation | 2.0126840 × 10^7 |
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Engineering notation | 2.0126840 × 10^6 |
Prime Factorization of 20126840
Prime Factorization 2 × 2 × 2 × 5 × 23 × 131 × 167
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 5031710 | Product of the distinct prime numbers |
The prime factorization of 20126840 is 2 × 2 × 2 × 5 × 23 × 131 × 167. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20126840)
Multiplication
n×yn×2 | 40253680 |
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n×3 | 60380520 |
n×4 | 80507360 |
n×5 | 100634200 |
Division
n÷yn÷2 | 10063420 |
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n÷3 | 6708946.6666667 |
n÷3 | 5031710 |
n÷5 | 4025368 |
Exponentiation
nyn2 | 405089688385600 |
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n3 | 8.1531753437868E+21 |
n4 | 1.6409765563634E+29 |
n5 | 3.3027672593678E+36 |
Nth Root
y√n2√n | 4486.2946849265 |
---|---|
3√n | 272.01438072756 |
4√n | 66.97980803889 |
5√n | 28.890504038233 |
Divisors of 20126840
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 | -20126839 | 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 20126840 can be divided by 64 positive divisors. The sum of these divisors (counting 20126840) is 1, the average is 0.015625.
Base conversion 20126840
Base | System | Value |
---|---|---|
2 | Binary | 1001100110001110001111000 |
3 | Ternary | 1101212112211112 |
4 | Quaternary | 1030301301320 |
5 | Quinary | 20123024330 |
6 | Senary | 1555215452 |
8 | Octal | 114616170 |
10 | Decimal | 20126840 |
12 | Duodecimal | 68a7588 |
16 | Hexadecimal | 1331c78 |
20 | Vigesimal | 65fh20 |
36 | Base36 | bzdyw |
Cryptographic Hash Functions
md5 | c1e46742bca957f4e96baa0467cd2229 |
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sha1 | 83be3590607e82d11a028e8a13403d90abc08db1 |
sha256 | c3eec4ea90b1282f46caf04a860987d7d10cd074237e72ad03ac77b77ec85f44 |
sha512 | a6da5c7d2657a6efcd5307f4af715e1b4861c52c87c785eb77904eee227b7f15bd36eeff32b58c5f276def3bba4c613f08d9d0edef5d35f7a08a2553dd4cbc89 |
ripemd-160 | 3854f2c9c99e1255faa76ad9e49fe75dc0757b99 |
20126840 as geometric shapes
Circle
Radius = nDiameter | 40253680 |
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Circumference | 126460665.36795 |
Area | 1.2726267890772E+15 |
Sphere
Radius = nVolume | 3.415194101796E+22 |
---|---|
Surface area | 5.0905071563087E+15 |
Circumference | 126460665.36795 |
Square
Length = nPerimeter | 80507360 |
---|---|
Area | 405089688385600 |
Diagonal | 28463650.095713 |
Cube
Length = nSurface area | 2430538130313600 |
---|---|
Volume | 8.1531753437868E+21 |
Space diagonal | 34860709.47581 |
Equilateral Triangle
Length = nPerimeter | 60380520 |
---|---|
Area | 1.7540898047653E+14 |
Altitude | 17430354.737905 |
Triangular Pyramid
Length = nSurface area | 1.7540898047653E+14 |
---|---|
Volume | 9.6086092896577E+20 |
Height | 9487883.3652378 |