20386720 (number)
20386720 is an even 8-digits composite number following 20386719 and preceding 20386721. In scientific notation, it is written as 2.0386720 × 10^7. The sum of its digits is 28. It has a total of 8 prime factors and 48 positive divisors. There are 7978240 positive integers (up to 20386720) that are relatively prime to 20386720.
Interesting facts
- 20386720 has 48 divisors, whose sum is 49206528
- The reverse of 20386720 is 02768302
- Previous prime number is 5
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 28
- Digital Root 1
Name
Name | twenty million three hundred eighty-six thousand seven hundred twenty |
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Notation
Scientific notation | 2.0386720 × 10^7 |
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Engineering notation | 2.0386720 × 10^6 |
Prime Factorization of 20386720
Prime Factorization 2 × 2 × 2 × 2 × 2 × 47 × 5 × 2711
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 1274170 | Product of the distinct prime numbers |
The prime factorization of 20386720 is 2 × 2 × 2 × 2 × 2 × 47 × 5 × 2711. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20386720)
Multiplication
n×yn×2 | 40773440 |
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n×3 | 61160160 |
n×4 | 81546880 |
n×5 | 101933600 |
Division
n÷yn÷2 | 10193360 |
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n÷3 | 6795573.3333333 |
n÷3 | 5096680 |
n÷5 | 4077344 |
Exponentiation
nyn2 | 415618352358400 |
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n3 | 8.473094976392E+21 |
n4 | 1.7273861481711E+29 |
n5 | 3.5215737734643E+36 |
Nth Root
y√n2√n | 4515.1655562116 |
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3√n | 273.18013756604 |
4√n | 67.19498162967 |
5√n | 28.964729142018 |
Divisors of 20386720
48 divisors
τ | Total Divisors | 48 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -20386719 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.020833333333333 | 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 | 48 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 20386720 can be divided by 48 positive divisors. The sum of these divisors (counting 20386720) is 1, the average is 0.020833333333333.
Base conversion 20386720
Base | System | Value |
---|---|---|
2 | Binary | 1001101110001001110100000 |
3 | Ternary | 1102100202022201 |
4 | Quaternary | 1031301032200 |
5 | Quinary | 20204333340 |
6 | Senary | 2004542544 |
8 | Octal | 115611640 |
10 | Decimal | 20386720 |
12 | Duodecimal | 69b1a54 |
16 | Hexadecimal | 13713a0 |
20 | Vigesimal | 6786g0 |
36 | Base36 | c4yhs |
Cryptographic Hash Functions
md5 | c8aa3111362580f83558d52ad77aea9b |
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sha1 | a002c451210624c1907a43610ed9c716b6f1f2f1 |
sha256 | 45b4e54579c725edeb1ca4bcec9ba2224dae89804bbb96d4b06caba9be7320df |
sha512 | 24d8f05aac1e83518a90be9dd5c942760ca8b60fcbe219e9f446009b50e7a4279bb490fd1e61a4ca555ae73278cac34aa489ff69bae966055860c7e8667f85f8 |
ripemd-160 | 928f4a4c972627b1d7d061f33c60e1e1aa4a9b19 |
20386720 as geometric shapes
Circle
Radius = nDiameter | 40773440 |
---|---|
Circumference | 128093539.56558 |
Area | 1.3057035624662E+15 |
Sphere
Radius = nVolume | 3.5492017241336E+22 |
---|---|
Surface area | 5.222814249865E+15 |
Circumference | 128093539.56558 |
Square
Length = nPerimeter | 81546880 |
---|---|
Area | 415618352358400 |
Diagonal | 28831175.916303 |
Cube
Length = nSurface area | 2493710114150400 |
---|---|
Volume | 8.473094976392E+21 |
Space diagonal | 35310834.839681 |
Equilateral Triangle
Length = nPerimeter | 61160160 |
---|---|
Area | 1.799680257107E+14 |
Altitude | 17655417.41984 |
Triangular Pyramid
Length = nSurface area | 1.799680257107E+14 |
---|---|
Volume | 9.9856381924075E+20 |
Height | 9610391.9721009 |