20129480 (number)
20129480 is an even 8-digits composite number following 20129479 and preceding 20129481. In scientific notation, it is written as 2.0129480 × 10^7. The sum of its digits is 26. It has a total of 8 prime factors and 128 positive divisors. There are 6386688 positive integers (up to 20129480) that are relatively prime to 20129480.
Interesting facts
- 20129480 has 128 divisors, whose sum is 55814400
- The reverse of 20129480 is 08492102
- Previous prime number is 29
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 26
- Digital Root 8
Name
Name | twenty million one hundred twenty-nine thousand four hundred eighty |
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Notation
Scientific notation | 2.0129480 × 10^7 |
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Engineering notation | 2.0129480 × 10^6 |
Prime Factorization of 20129480
Prime Factorization 2 × 2 × 2 × 7 × 5 × 37 × 29 × 67
Composite numberω | Distinct Factors | 6 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 5032370 | Product of the distinct prime numbers |
The prime factorization of 20129480 is 2 × 2 × 2 × 7 × 5 × 37 × 29 × 67. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20129480)
Multiplication
n×yn×2 | 40258960 |
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n×3 | 60388440 |
n×4 | 80517920 |
n×5 | 100647400 |
Division
n÷yn÷2 | 10064740 |
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n÷3 | 6709826.6666667 |
n÷3 | 5032370 |
n÷5 | 4025896 |
Exponentiation
nyn2 | 405195965070400 |
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n3 | 8.1563840749653E+21 |
n4 | 1.6418377010933E+29 |
n5 | 3.3049339167404E+36 |
Nth Root
y√n2√n | 4486.5889047248 |
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3√n | 272.02627341364 |
4√n | 66.982004334932 |
5√n | 28.891261901158 |
Divisors of 20129480
128 divisors
τ | Total Divisors | 128 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -20129479 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.0078125 | 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 | 128 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 20129480 can be divided by 128 positive divisors. The sum of these divisors (counting 20129480) is 1, the average is 0.0078125.
Base conversion 20129480
Base | System | Value |
---|---|---|
2 | Binary | 1001100110010011011001000 |
3 | Ternary | 1101212200110022 |
4 | Quaternary | 1030302123020 |
5 | Quinary | 20123120410 |
6 | Senary | 1555240012 |
8 | Octal | 114623310 |
10 | Decimal | 20129480 |
12 | Duodecimal | 68a9008 |
16 | Hexadecimal | 13326c8 |
20 | Vigesimal | 65g3e0 |
36 | Base36 | bzg08 |
Cryptographic Hash Functions
md5 | be164a1abd0fbfdeec0de83a0081d001 |
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sha1 | 1cde15fdc91c9b3bf9f956ffa3f0edb1f04db156 |
sha256 | 86e2ca4728c90602dc5803e8b3580b88383464480469da2bf763ce88f9b69192 |
sha512 | 143927213b2edce9a7cdf6971f5674de7ecb9503646f84e01ee4b33cce3c8176b8cb514699153231b62704b72f30728c82078880d5ec9107679f8aaa894bab0f |
ripemd-160 | dec9659cc69b084982df288138a0d5cf1e62b350 |
20129480 as geometric shapes
Circle
Radius = nDiameter | 40258960 |
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Circumference | 126477252.97717 |
Area | 1.2729606671294E+15 |
Sphere
Radius = nVolume | 3.416538171969E+22 |
---|---|
Surface area | 5.0918426685176E+15 |
Circumference | 126477252.97717 |
Square
Length = nPerimeter | 80517920 |
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Area | 405195965070400 |
Diagonal | 28467383.619518 |
Cube
Length = nSurface area | 2431175790422400 |
---|---|
Volume | 8.1563840749653E+21 |
Space diagonal | 34865282.089942 |
Equilateral Triangle
Length = nPerimeter | 60388440 |
---|---|
Area | 1.7545499963096E+14 |
Altitude | 17432641.044971 |
Triangular Pyramid
Length = nSurface area | 1.7545499963096E+14 |
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Volume | 9.6123908156166E+20 |
Height | 9489127.8731727 |