20129648 (number)
20129648 is an even 8-digits composite number following 20129647 and preceding 20129649. In scientific notation, it is written as 2.0129648 × 10^7. The sum of its digits is 32. It has a total of 7 prime factors and 40 positive divisors. There are 7842240 positive integers (up to 20129648) that are relatively prime to 20129648.
Interesting facts
- 20129648 has 40 divisors, whose sum is 48627840
- The reverse of 20129648 is 84692102
- Previous prime number is 7
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 32
- Digital Root 5
Name
Name | twenty million one hundred twenty-nine thousand six hundred forty-eight |
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Notation
Scientific notation | 2.0129648 × 10^7 |
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Engineering notation | 2.0129648 × 10^6 |
Prime Factorization of 20129648
Prime Factorization 2 × 2 × 2 × 2 × 11 × 7 × 16339
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 2516206 | Product of the distinct prime numbers |
The prime factorization of 20129648 is 2 × 2 × 2 × 2 × 11 × 7 × 16339. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20129648)
Multiplication
n×yn×2 | 40259296 |
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n×3 | 60388944 |
n×4 | 80518592 |
n×5 | 100648240 |
Division
n÷yn÷2 | 10064824 |
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n÷3 | 6709882.6666667 |
n÷3 | 5032412 |
n÷5 | 4025929.6 |
Exponentiation
nyn2 | 405202728603904 |
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n3 | 8.1565882954361E+21 |
n4 | 1.6418925126805E+29 |
n5 | 3.3050718334094E+36 |
Nth Root
y√n2√n | 4486.6076271499 |
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3√n | 272.02703018574 |
4√n | 66.982144091914 |
5√n | 28.891310126108 |
Divisors of 20129648
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 | -20129647 | 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 20129648 can be divided by 40 positive divisors. The sum of these divisors (counting 20129648) is 1, the average is 0.025.
Base conversion 20129648
Base | System | Value |
---|---|---|
2 | Binary | 1001100110010011101110000 |
3 | Ternary | 1101212200200112 |
4 | Quaternary | 1030302131300 |
5 | Quinary | 20123122043 |
6 | Senary | 1555240452 |
8 | Octal | 114623560 |
10 | Decimal | 20129648 |
12 | Duodecimal | 68a9128 |
16 | Hexadecimal | 1332770 |
20 | Vigesimal | 65g428 |
36 | Base36 | bzg4w |
Cryptographic Hash Functions
md5 | dec9cabda30951e8e47a49f6c1858fdb |
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sha1 | 97e5cb29002e6a2c995c31d79275553a47a2e7b7 |
sha256 | aef7e2fd42478e10e398eab8a0419008b35d5c77d75e714394a8cd6e6430001d |
sha512 | 756856881b2ae9838adde330144a6321517a4db7a830ecb283c753d0d25d0b2f42338450c5cd38a8c8dece93aab7fc02625f0a05232a1aa7db9738a63d08ba3f |
ripemd-160 | 2a27d888b8adea4238fc1d12384388e8a297424e |
20129648 as geometric shapes
Circle
Radius = nDiameter | 40259296 |
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Circumference | 126478308.5523 |
Area | 1.2729819153966E+15 |
Sphere
Radius = nVolume | 3.4166237156398E+22 |
---|---|
Surface area | 5.0919276615863E+15 |
Circumference | 126478308.5523 |
Square
Length = nPerimeter | 80518592 |
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Area | 405202728603904 |
Diagonal | 28467621.207396 |
Cube
Length = nSurface area | 2431216371623424 |
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Volume | 8.1565882954361E+21 |
Space diagonal | 34865573.074477 |
Equilateral Triangle
Length = nPerimeter | 60388944 |
---|---|
Area | 1.7545792832688E+14 |
Altitude | 17432786.537239 |
Triangular Pyramid
Length = nSurface area | 1.7545792832688E+14 |
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Volume | 9.6126314917495E+20 |
Height | 9489207.0691322 |