20195742 (number)
20195742 is an even 8-digits composite number following 20195741 and preceding 20195743. In scientific notation, it is written as 2.0195742 × 10^7. The sum of its digits is 30. It has a total of 6 prime factors and 48 positive divisors. There are 5685120 positive integers (up to 20195742) that are relatively prime to 20195742.
Interesting facts
- 20195742 has 48 divisors, whose sum is 47680272
- The reverse of 20195742 is 24759102
- Previous prime number is 73
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 30
- Digital Root 3
Name
Name | twenty million one hundred ninety-five thousand seven hundred forty-two |
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Notation
Scientific notation | 2.0195742 × 10^7 |
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Engineering notation | 2.0195742 × 10^6 |
Prime Factorization of 20195742
Prime Factorization 2 × 3 × 7 × 7 × 73 × 941
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 2885106 | Product of the distinct prime numbers |
The prime factorization of 20195742 is 2 × 3 × 7 × 7 × 73 × 941. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20195742)
Multiplication
n×yn×2 | 40391484 |
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n×3 | 60587226 |
n×4 | 80782968 |
n×5 | 100978710 |
Division
n÷yn÷2 | 10097871 |
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n÷3 | 6731914 |
n÷3 | 5048935.5 |
n÷5 | 4039148.4 |
Exponentiation
nyn2 | 407867994930564 |
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n3 | 8.237196795675E+21 |
n4 | 1.6635630128868E+29 |
n5 | 3.3596889409004E+36 |
Nth Root
y√n2√n | 4493.9672896006 |
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3√n | 272.3244308565 |
4√n | 67.037059076309 |
5√n | 28.910257692927 |
Divisors of 20195742
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 | -20195741 | 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 20195742 can be divided by 48 positive divisors. The sum of these divisors (counting 20195742) is 1, the average is 0.020833333333333.
Base conversion 20195742
Base | System | Value |
---|---|---|
2 | Binary | 1001101000010100110011110 |
3 | Ternary | 1102000001100110 |
4 | Quaternary | 1031002212132 |
5 | Quinary | 20132230432 |
6 | Senary | 2000510450 |
8 | Octal | 115024636 |
10 | Decimal | 20195742 |
12 | Duodecimal | 691b426 |
16 | Hexadecimal | 134299e |
20 | Vigesimal | 664972 |
36 | Base36 | c0v4u |
Cryptographic Hash Functions
md5 | f6da80b4eec5a989cb1d766d58d7d5d9 |
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sha1 | ad744bed0b5def9b1dafdb9931da628781dda79a |
sha256 | 964eb38be5fea16f51aaf624c4dff5a15ebb9a39d1747d81255e38a4a6ae41dd |
sha512 | 0d4694bb7881e75e4673f497c0831d7b4625e20384566d1ffb4073119b4ae4a734152d575eb5cef37f268e0890232253e4f3fefe13294bd221bfb71451cf79c9 |
ripemd-160 | 8e583428b99a0a0f3a7f94d0c28dea1ec6ce1d79 |
20195742 as geometric shapes
Circle
Radius = nDiameter | 40391484 |
---|---|
Circumference | 126893589.40199 |
Area | 1.2813550965083E+15 |
Sphere
Radius = nVolume | 3.4503889252621E+22 |
---|---|
Surface area | 5.125420386033E+15 |
Circumference | 126893589.40199 |
Square
Length = nPerimeter | 80782968 |
---|---|
Area | 407867994930564 |
Diagonal | 28561092.238588 |
Cube
Length = nSurface area | 2447207969583384 |
---|---|
Volume | 8.237196795675E+21 |
Space diagonal | 34980051.240553 |
Equilateral Triangle
Length = nPerimeter | 60587226 |
---|---|
Area | 1.7661202250025E+14 |
Altitude | 17490025.620276 |
Triangular Pyramid
Length = nSurface area | 1.7661202250025E+14 |
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Volume | 9.7076295203165E+20 |
Height | 9520364.0795293 |