20188428 (number)
20188428 is an even 8-digits composite number following 20188427 and preceding 20188429. In scientific notation, it is written as 2.0188428 × 10^7. The sum of its digits is 33. It has a total of 6 prime factors and 48 positive divisors. There are 6156864 positive integers (up to 20188428) that are relatively prime to 20188428.
Interesting facts
- 20188428 has 48 divisors, whose sum is 51179520
- The reverse of 20188428 is 82488102
- Previous prime number is 127
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 33
- Digital Root 6
Name
Name | twenty million one hundred eighty-eight thousand four hundred twenty-eight |
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Notation
Scientific notation | 2.0188428 × 10^7 |
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Engineering notation | 2.0188428 × 10^6 |
Prime Factorization of 20188428
Prime Factorization 2 × 2 × 3 × 13 × 127 × 1019
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 10094214 | Product of the distinct prime numbers |
The prime factorization of 20188428 is 2 × 2 × 3 × 13 × 127 × 1019. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20188428)
Multiplication
n×yn×2 | 40376856 |
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n×3 | 60565284 |
n×4 | 80753712 |
n×5 | 100942140 |
Division
n÷yn÷2 | 10094214 |
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n÷3 | 6729476 |
n÷3 | 5047107 |
n÷5 | 4037685.6 |
Exponentiation
nyn2 | 407572625111184 |
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n3 | 8.2282505968281E+21 |
n4 | 1.6611544474002E+29 |
n5 | 3.3536096958219E+36 |
Nth Root
y√n2√n | 4493.1534583186 |
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3√n | 272.29155228601 |
4√n | 67.030988791145 |
5√n | 28.908163387479 |
Divisors of 20188428
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 | -20188427 | 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 20188428 can be divided by 48 positive divisors. The sum of these divisors (counting 20188428) is 1, the average is 0.020833333333333.
Base conversion 20188428
Base | System | Value |
---|---|---|
2 | Binary | 1001101000000110100001100 |
3 | Ternary | 1101222200022120 |
4 | Quaternary | 1031000310030 |
5 | Quinary | 20132012203 |
6 | Senary | 2000412540 |
8 | Octal | 115006414 |
10 | Decimal | 20188428 |
12 | Duodecimal | 6917150 |
16 | Hexadecimal | 1340d0c |
20 | Vigesimal | 663b18 |
36 | Base36 | c0pho |
Cryptographic Hash Functions
md5 | 5da596d743add9edacbc65840757b56e |
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sha1 | d14c4444cf4d1c186c0239d48c630a60fa3893a3 |
sha256 | 93c9b2bc3da0fd22d8b23262da144f4630a273030ef5bdc914bf441fb5f27f1c |
sha512 | 4d263d8538c6d210917f509d7a6f051dc15095bdc7c94c5b80132030d0a3dc4dc1a557a767e1494529ecaa4b48bd7447f72504c4569affed21d48068d18f0855 |
ripemd-160 | d0cfe36fb914e9c3bdb59904b3294de3b308f96d |
20188428 as geometric shapes
Circle
Radius = nDiameter | 40376856 |
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Circumference | 126847634.18465 |
Area | 1.2804271648536E+15 |
Sphere
Radius = nVolume | 3.4466415502521E+22 |
---|---|
Surface area | 5.1217086594144E+15 |
Circumference | 126847634.18465 |
Square
Length = nPerimeter | 80753712 |
---|---|
Area | 407572625111184 |
Diagonal | 28550748.680593 |
Cube
Length = nSurface area | 2445435750667104 |
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Volume | 8.2282505968281E+21 |
Space diagonal | 34967383.020946 |
Equilateral Triangle
Length = nPerimeter | 60565284 |
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Area | 1.764841236167E+14 |
Altitude | 17483691.510473 |
Triangular Pyramid
Length = nSurface area | 1.764841236167E+14 |
---|---|
Volume | 9.6970863238657E+20 |
Height | 9516916.2268642 |