20149428 (number)
20149428 is an even 8-digits composite number following 20149427 and preceding 20149429. In scientific notation, it is written as 2.0149428 × 10^7. The sum of its digits is 30. It has a total of 6 prime factors and 48 positive divisors. There are 6161664 positive integers (up to 20149428) that are relatively prime to 20149428.
Interesting facts
- 20149428 has 48 divisors, whose sum is 50944320
- The reverse of 20149428 is 82494102
- Previous prime number is 227
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 30
- Digital Root 3
Name
Name | twenty million one hundred forty-nine thousand four hundred twenty-eight |
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Notation
Scientific notation | 2.0149428 × 10^7 |
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Engineering notation | 2.0149428 × 10^6 |
Prime Factorization of 20149428
Prime Factorization 2 × 2 × 3 × 13 × 227 × 569
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 10074714 | Product of the distinct prime numbers |
The prime factorization of 20149428 is 2 × 2 × 3 × 13 × 227 × 569. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20149428)
Multiplication
n×yn×2 | 40298856 |
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n×3 | 60448284 |
n×4 | 80597712 |
n×5 | 100747140 |
Division
n÷yn÷2 | 10074714 |
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n÷3 | 6716476 |
n÷3 | 5037357 |
n÷5 | 4029885.6 |
Exponentiation
nyn2 | 405999448727184 |
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n3 | 8.1806566601681E+21 |
n4 | 1.6483555236678E+29 |
n5 | 3.3213420942546E+36 |
Nth Root
y√n2√n | 4488.8114239741 |
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3√n | 272.11610167551 |
4√n | 66.998592701445 |
5√n | 28.896985790472 |
Divisors of 20149428
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 | -20149427 | 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 20149428 can be divided by 48 positive divisors. The sum of these divisors (counting 20149428) is 1, the average is 0.020833333333333.
Base conversion 20149428
Base | System | Value |
---|---|---|
2 | Binary | 1001100110111010010110100 |
3 | Ternary | 1101220200211010 |
4 | Quaternary | 1030313102310 |
5 | Quinary | 20124240203 |
6 | Senary | 1555512220 |
8 | Octal | 114672264 |
10 | Decimal | 20149428 |
12 | Duodecimal | 68b8670 |
16 | Hexadecimal | 13374b4 |
20 | Vigesimal | 65idb8 |
36 | Base36 | bzvec |
Cryptographic Hash Functions
md5 | e5af45142317850574588b6668777928 |
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sha1 | 65edd392e46174ab852396dc389206ed68dcb9dd |
sha256 | a15170739784aece6bb49088be44e7979254231adec16063d61ccee032a0cee2 |
sha512 | 827df14f5778a03648855cd10faa4a70c81a05130973faf080e21da0f99965753d90c8ed2888cc94644bcccb0dee2f856314bdde25bfd3ce1690c88bc555b002 |
ripemd-160 | f2851a16bc499025127566c6ad1c0ad4fc7d23a8 |
20149428 as geometric shapes
Circle
Radius = nDiameter | 40298856 |
---|---|
Circumference | 126602589.95767 |
Area | 1.2754848854828E+15 |
Sphere
Radius = nVolume | 3.4267054486833E+22 |
---|---|
Surface area | 5.1019395419313E+15 |
Circumference | 126602589.95767 |
Square
Length = nPerimeter | 80597712 |
---|---|
Area | 405999448727184 |
Diagonal | 28495594.35166 |
Cube
Length = nSurface area | 2435996692363104 |
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Volume | 8.1806566601681E+21 |
Space diagonal | 34899833.039451 |
Equilateral Triangle
Length = nPerimeter | 60448284 |
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Area | 1.7580291826011E+14 |
Altitude | 17449916.519725 |
Triangular Pyramid
Length = nSurface area | 1.7580291826011E+14 |
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Volume | 9.6409963316062E+20 |
Height | 9498531.4505534 |