15668920 (number)
15668920 is an even 8-digits composite number following 15668919 and preceding 15668921. In scientific notation, it is written as 1.5668920 × 10^7. The sum of its digits is 37. It has a total of 7 prime factors and 64 positive divisors. There are 5810688 positive integers (up to 15668920) that are relatively prime to 15668920.
Interesting facts
- 15668920 has 64 divisors, whose sum is 37908000
- The reverse of 15668920 is 02986651
- Previous prime number is 53
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 37
- Digital Root 1
Name
Name | fifteen million six hundred sixty-eight thousand nine hundred twenty |
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Notation
Scientific notation | 1.5668920 × 10^7 |
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Engineering notation | 1.5668920 × 10^6 |
Prime Factorization of 15668920
Prime Factorization 2 × 2 × 2 × 5 × 19 × 53 × 389
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 3917230 | Product of the distinct prime numbers |
The prime factorization of 15668920 is 2 × 2 × 2 × 5 × 19 × 53 × 389. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 15668920)
Multiplication
n×yn×2 | 31337840 |
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n×3 | 47006760 |
n×4 | 62675680 |
n×5 | 78344600 |
Division
n÷yn÷2 | 7834460 |
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n÷3 | 5222973.3333333 |
n÷3 | 3917230 |
n÷5 | 3133784 |
Exponentiation
nyn2 | 245515053966400 |
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n3 | 3.8469557393952E+21 |
n4 | 6.0277641724124E+28 |
n5 | 9.4448554596397E+35 |
Nth Root
y√n2√n | 3958.3986661275 |
---|---|
3√n | 250.23402086858 |
4√n | 62.915806170846 |
5√n | 27.479435861617 |
Divisors of 15668920
64 divisors
τ | Total Divisors | 64 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -15668919 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.015625 | 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 | 64 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 15668920 can be divided by 64 positive divisors. The sum of these divisors (counting 15668920) is 1, the average is 0.015625.
Base conversion 15668920
Base | System | Value |
---|---|---|
2 | Binary | 111011110001011010111000 |
3 | Ternary | 1002111001201101 |
4 | Quaternary | 323301122320 |
5 | Quinary | 13002401140 |
6 | Senary | 1315501144 |
8 | Octal | 73613270 |
10 | Decimal | 15668920 |
12 | Duodecimal | 52b77b4 |
16 | Hexadecimal | ef16b8 |
20 | Vigesimal | 4hic60 |
36 | Base36 | 9bu7s |
Cryptographic Hash Functions
md5 | 2225e1bfd40425c8406282ac5b2696a3 |
---|---|
sha1 | ab3c91845b130c3e93aa1d1d3979bafaf55de836 |
sha256 | 8110a84269ec860d0313b80f7bc269eaceec0f3c346335de45a3ef1d93ba747f |
sha512 | 8e80f3d138f47d785cfddc8dd9da634c2fab4f4c91e750ac7067beb130769b74fe64987a9e7cd9ab2223e74c28e58719ac3910f8013f09f8d6854d89c77e16aa |
ripemd-160 | f8de9a72da238b10fe470ed69bcf99470e0cf611 |
15668920 as geometric shapes
Circle
Radius = nDiameter | 31337840 |
---|---|
Circumference | 98450727.923372 |
Area | 7.7130828988654E+14 |
Sphere
Radius = nVolume | 1.6114090519425E+22 |
---|---|
Surface area | 3.0852331595462E+15 |
Circumference | 98450727.923372 |
Square
Length = nPerimeter | 62675680 |
---|---|
Area | 245515053966400 |
Diagonal | 22159199.171739 |
Cube
Length = nSurface area | 1473090323798400 |
---|---|
Volume | 3.8469557393952E+21 |
Space diagonal | 27139365.539732 |
Equilateral Triangle
Length = nPerimeter | 47006760 |
---|---|
Area | 1.063111368732E+14 |
Altitude | 13569682.769866 |
Triangular Pyramid
Length = nSurface area | 1.063111368732E+14 |
---|---|
Volume | 4.5336808170848E+20 |
Height | 7386399.723913 |