20122872 (number)
20122872 is an even 8-digits composite number following 20122871 and preceding 20122873. In scientific notation, it is written as 2.0122872 × 10^7. The sum of its digits is 24. It has a total of 7 prime factors and 64 positive divisors. There are 5226240 positive integers (up to 20122872) that are relatively prime to 20122872.
Interesting facts
- 20122872 has 64 divisors, whose sum is 62726400
- The reverse of 20122872 is 27822102
- Previous prime number is 11
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 24
- Digital Root 6
Name
Name | twenty million one hundred twenty-two thousand eight hundred seventy-two |
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Notation
Scientific notation | 2.0122872 × 10^7 |
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Engineering notation | 2.0122872 × 10^6 |
Prime Factorization of 20122872
Prime Factorization 2 × 2 × 2 × 7 × 3 × 11 × 10889
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 5030718 | Product of the distinct prime numbers |
The prime factorization of 20122872 is 2 × 2 × 2 × 7 × 3 × 11 × 10889. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20122872)
Multiplication
n×yn×2 | 40245744 |
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n×3 | 60368616 |
n×4 | 80491488 |
n×5 | 100614360 |
Division
n÷yn÷2 | 10061436 |
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n÷3 | 6707624 |
n÷3 | 5030718 |
n÷5 | 4024574.4 |
Exponentiation
nyn2 | 404929977528384 |
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n3 | 8.1483541067665E+21 |
n4 | 1.6396828670114E+29 |
n5 | 3.2995128453463E+36 |
Nth Root
y√n2√n | 4485.8524273542 |
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3√n | 271.99650370362 |
4√n | 66.97650653292 |
5√n | 28.889364797682 |
Divisors of 20122872
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 | -20122871 | 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 20122872 can be divided by 64 positive divisors. The sum of these divisors (counting 20122872) is 1, the average is 0.015625.
Base conversion 20122872
Base | System | Value |
---|---|---|
2 | Binary | 1001100110000110011111000 |
3 | Ternary | 1101212100101120 |
4 | Quaternary | 1030300303320 |
5 | Quinary | 20122412442 |
6 | Senary | 1555145240 |
8 | Octal | 114606370 |
10 | Decimal | 20122872 |
12 | Duodecimal | 68a5220 |
16 | Hexadecimal | 1330cf8 |
20 | Vigesimal | 65f73c |
36 | Base36 | bzawo |
Cryptographic Hash Functions
md5 | 1d847d18fe86e893319fd75735cfd761 |
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sha1 | 7dca1e8cbc17d2d857c22a10831a6da64c7a3c73 |
sha256 | d6ba39698a8161d893ead853d9b426869c041f12072514e887561838fa5a26c5 |
sha512 | 54b8a765f17b5685c1c082628977525e7032f4785258ada5fb6f69f2601d405e238db3c285903d4efefe31ebb876cf642b94431ecda630885d68bbbd3fea8804 |
ripemd-160 | 5d636853f3f04bb144390cf9c9b69ca641d2004c |
20122872 as geometric shapes
Circle
Radius = nDiameter | 40245744 |
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Circumference | 126435733.68866 |
Area | 1.2721250426215E+15 |
Sphere
Radius = nVolume | 3.4131745867555E+22 |
---|---|
Surface area | 5.0885001704858E+15 |
Circumference | 126435733.68866 |
Square
Length = nPerimeter | 80491488 |
---|---|
Area | 404929977528384 |
Diagonal | 28458038.496298 |
Cube
Length = nSurface area | 2429579865170304 |
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Volume | 8.1483541067665E+21 |
Space diagonal | 34853836.698205 |
Equilateral Triangle
Length = nPerimeter | 60368616 |
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Area | 1.7533982364672E+14 |
Altitude | 17426918.349103 |
Triangular Pyramid
Length = nSurface area | 1.7533982364672E+14 |
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Volume | 9.6029274073398E+20 |
Height | 9486012.8320993 |