20188432 (number)
20188432 is an even 8-digits composite number following 20188431 and preceding 20188433. In scientific notation, it is written as 2.0188432 × 10^7. The sum of its digits is 28. It has a total of 7 prime factors and 40 positive divisors. There are 9120000 positive integers (up to 20188432) that are relatively prime to 20188432.
Interesting facts
- 20188432 has 40 divisors, whose sum is 42934752
- The reverse of 20188432 is 23488102
- Previous prime number is 457
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 28
- Digital Root 1
Name
Name | twenty million one hundred eighty-eight thousand four hundred thirty-two |
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Notation
Scientific notation | 2.0188432 × 10^7 |
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Engineering notation | 2.0188432 × 10^6 |
Prime Factorization of 20188432
Prime Factorization 2 × 2 × 2 × 2 × 11 × 457 × 251
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 2523554 | Product of the distinct prime numbers |
The prime factorization of 20188432 is 2 × 2 × 2 × 2 × 11 × 457 × 251. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20188432)
Multiplication
n×yn×2 | 40376864 |
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n×3 | 60565296 |
n×4 | 80753728 |
n×5 | 100942160 |
Division
n÷yn÷2 | 10094216 |
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n÷3 | 6729477.3333333 |
n÷3 | 5047108 |
n÷5 | 4037686.4 |
Exponentiation
nyn2 | 407572786618624 |
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n3 | 8.2282554877006E+21 |
n4 | 1.6611557639207E+29 |
n5 | 3.3536130181321E+36 |
Nth Root
y√n2√n | 4493.1539034402 |
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3√n | 272.29157026935 |
4√n | 67.030992111412 |
5√n | 28.908164533012 |
Divisors of 20188432
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 | -20188431 | 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 20188432 can be divided by 40 positive divisors. The sum of these divisors (counting 20188432) is 1, the average is 0.025.
Base conversion 20188432
Base | System | Value |
---|---|---|
2 | Binary | 1001101000000110100010000 |
3 | Ternary | 1101222200022201 |
4 | Quaternary | 1031000310100 |
5 | Quinary | 20132012212 |
6 | Senary | 2000412544 |
8 | Octal | 115006420 |
10 | Decimal | 20188432 |
12 | Duodecimal | 6917154 |
16 | Hexadecimal | 1340d10 |
20 | Vigesimal | 663b1c |
36 | Base36 | c0phs |
Cryptographic Hash Functions
md5 | 7b4d5233aff934965c382d1ef2ec3876 |
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sha1 | 208915a2f9b4e0f2ddb307a67dfff19fe662d04f |
sha256 | 1763fde70d91b869a5d9001c4da1150027bc988c3e730492fc0ba216f83ec6c7 |
sha512 | 3d65268297d8e4b02f695dce240bac23d2c6e7508e1b27c9566b7ced28581140300d520005258188d03651b2e8b80fd21518e726647be08b9d525c96c656e379 |
ripemd-160 | 3d14bd3f1bef1dea270051d2ed0bc30cefd3fc23 |
20188432 as geometric shapes
Circle
Radius = nDiameter | 40376864 |
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Circumference | 126847659.31739 |
Area | 1.2804276722442E+15 |
Sphere
Radius = nVolume | 3.446643598936E+22 |
---|---|
Surface area | 5.1217106889768E+15 |
Circumference | 126847659.31739 |
Square
Length = nPerimeter | 80753728 |
---|---|
Area | 407572786618624 |
Diagonal | 28550754.337447 |
Cube
Length = nSurface area | 2445436719711744 |
---|---|
Volume | 8.2282554877006E+21 |
Space diagonal | 34967389.949149 |
Equilateral Triangle
Length = nPerimeter | 60565296 |
---|---|
Area | 1.7648419355147E+14 |
Altitude | 17483694.974575 |
Triangular Pyramid
Length = nSurface area | 1.7648419355147E+14 |
---|---|
Volume | 9.6970920878142E+20 |
Height | 9516918.1124823 |