21131340 (number)
21131340 is an even 8-digits composite number following 21131339 and preceding 21131341. In scientific notation, it is written as 2.1131340 × 10^7. The sum of its digits is 15. It has a total of 6 prime factors and 48 positive divisors. There are 5303296 positive integers (up to 21131340) that are relatively prime to 21131340.
Interesting facts
- 21131340 has 48 divisors, whose sum is 62651232
- The reverse of 21131340 is 04313112
- Previous prime number is 17
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 15
- Digital Root 6
Name
Name | twenty-one million one hundred thirty-one thousand three hundred forty |
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Notation
Scientific notation | 2.1131340 × 10^7 |
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Engineering notation | 2.1131340 × 10^6 |
Prime Factorization of 21131340
Prime Factorization 2 × 2 × 3 × 5 × 17 × 20717
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 10565670 | Product of the distinct prime numbers |
The prime factorization of 21131340 is 2 × 2 × 3 × 5 × 17 × 20717. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21131340)
Multiplication
n×yn×2 | 42262680 |
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n×3 | 63394020 |
n×4 | 84525360 |
n×5 | 105656700 |
Division
n÷yn÷2 | 10565670 |
---|---|
n÷3 | 7043780 |
n÷3 | 5282835 |
n÷5 | 4226268 |
Exponentiation
nyn2 | 446533530195600 |
---|---|
n3 | 9.4358518479635E+21 |
n4 | 1.9939219358894E+29 |
n5 | 4.2134242360738E+36 |
Nth Root
y√n2√n | 4596.8837270481 |
---|---|
3√n | 276.46639269679 |
4√n | 67.80032247009 |
5√n | 29.173289891334 |
Divisors of 21131340
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 | -21131339 | 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 21131340 can be divided by 48 positive divisors. The sum of these divisors (counting 21131340) is 1, the average is 0.020833333333333.
Base conversion 21131340
Base | System | Value |
---|---|---|
2 | Binary | 1010000100111000001001100 |
3 | Ternary | 1110202120202020 |
4 | Quaternary | 1100213001030 |
5 | Quinary | 20402200330 |
6 | Senary | 2032530140 |
8 | Octal | 120470114 |
10 | Decimal | 21131340 |
12 | Duodecimal | 70b0950 |
16 | Hexadecimal | 142704c |
20 | Vigesimal | 6c1870 |
36 | Base36 | ckx1o |
Cryptographic Hash Functions
md5 | b9e805d481a3830495033a2f5d1156bb |
---|---|
sha1 | 37fd93bd6c04987d7503e4bfc298e65074535347 |
sha256 | 235c2b046a85ff97105c215f829ccbaf4c9e0a063ec048b3b7fbf44b9a0b5fbe |
sha512 | eb8a32f68ea94151c691aff96bdf6ae180ae6684ffdc2ff4d47aaa28fdb673313b6bcfb9721be5e96a196f3a4cb9e5f1896671cf4ff173339c676b4d816e3883 |
ripemd-160 | f985971386cdcd460fcc9ae1e3cac58a7293bdbc |
21131340 as geometric shapes
Circle
Radius = nDiameter | 42262680 |
---|---|
Circumference | 132772125.00902 |
Area | 1.402826458044E+15 |
Sphere
Radius = nVolume | 3.9524803794565E+22 |
---|---|
Surface area | 5.6113058321761E+15 |
Circumference | 132772125.00902 |
Square
Length = nPerimeter | 84525360 |
---|---|
Area | 446533530195600 |
Diagonal | 29884227.619117 |
Cube
Length = nSurface area | 2679201181173600 |
---|---|
Volume | 9.4358518479635E+21 |
Space diagonal | 36600554.512013 |
Equilateral Triangle
Length = nPerimeter | 63394020 |
---|---|
Area | 1.9335469039547E+14 |
Altitude | 18300277.256006 |
Triangular Pyramid
Length = nSurface area | 1.9335469039547E+14 |
---|---|
Volume | 1.1120258046611E+21 |
Height | 9961409.2063724 |