15742986 (number)
15742986 is an even 8-digits composite number following 15742985 and preceding 15742987. In scientific notation, it is written as 1.5742986 × 10^7. The sum of its digits is 42. It has a total of 6 prime factors and 48 positive divisors. There are 4230144 positive integers (up to 15742986) that are relatively prime to 15742986.
Interesting facts
- 15742986 has 48 divisors, whose sum is 38254656
- The reverse of 15742986 is 68924751
- Previous prime number is 17
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 42
- Digital Root 6
Name
Name | fifteen million seven hundred forty-two thousand nine hundred eighty-six |
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Notation
Scientific notation | 1.5742986 × 10^7 |
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Engineering notation | 1.5742986 × 10^6 |
Prime Factorization of 15742986
Prime Factorization 2 × 3 × 7 × 17 × 17 × 1297
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 926058 | Product of the distinct prime numbers |
The prime factorization of 15742986 is 2 × 3 × 7 × 17 × 17 × 1297. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 15742986)
Multiplication
n×yn×2 | 31485972 |
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n×3 | 47228958 |
n×4 | 62971944 |
n×5 | 78714930 |
Division
n÷yn÷2 | 7871493 |
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n÷3 | 5247662 |
n÷3 | 3935746.5 |
n÷5 | 3148597.2 |
Exponentiation
nyn2 | 247841608196196 |
---|---|
n3 | 3.9017669680502E+21 |
n4 | 6.1425462753277E+28 |
n5 | 9.6702020016836E+35 |
Nth Root
y√n2√n | 3967.7431872539 |
---|---|
3√n | 250.62768141193 |
4√n | 62.9900245059 |
5√n | 27.505365593802 |
Divisors of 15742986
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 | -15742985 | 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 15742986 can be divided by 48 positive divisors. The sum of these divisors (counting 15742986) is 1, the average is 0.020833333333333.
Base conversion 15742986
Base | System | Value |
---|---|---|
2 | Binary | 111100000011100000001010 |
3 | Ternary | 1002121211022120 |
4 | Quaternary | 330003200022 |
5 | Quinary | 13012233421 |
6 | Senary | 1321232110 |
8 | Octal | 74034012 |
10 | Decimal | 15742986 |
12 | Duodecimal | 5332636 |
16 | Hexadecimal | f0380a |
20 | Vigesimal | 4i7h96 |
36 | Base36 | 9dfd6 |
Cryptographic Hash Functions
md5 | 8185dc6f2ccc0d7c7723b4a8f5263903 |
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sha1 | c9949462c0e488c92c08eac341075c2a0eba36a6 |
sha256 | d498dc0a8afa71e51acf18a3892d210fb331d739fcdab648062a9c0845e3b3b0 |
sha512 | 099ee6a0d21618ca1245126083ce90eb10bd8cbb9bbb5e50cbdfb6370215334904fc1124ae852ebffa976f2e6446ffb6cfafcf92eae5bbe461facfc5faeaaa96 |
ripemd-160 | 4599f1d8ddb96e8e6a48330a43bd3fa8294bfba7 |
15742986 as geometric shapes
Circle
Radius = nDiameter | 31485972 |
---|---|
Circumference | 98916098.326334 |
Area | 7.7861737556305E+14 |
Sphere
Radius = nVolume | 1.6343683257128E+22 |
---|---|
Surface area | 3.1144695022522E+15 |
Circumference | 98916098.326334 |
Square
Length = nPerimeter | 62971944 |
---|---|
Area | 247841608196196 |
Diagonal | 22263944.31345 |
Cube
Length = nSurface area | 1487049649177176 |
---|---|
Volume | 3.9017669680502E+21 |
Space diagonal | 27267651.614846 |
Equilateral Triangle
Length = nPerimeter | 47228958 |
---|---|
Area | 1.0731856440635E+14 |
Altitude | 13633825.807423 |
Triangular Pyramid
Length = nSurface area | 1.0731856440635E+14 |
---|---|
Volume | 4.59827646953E+20 |
Height | 7421314.7711499 |