21463812 (number)
21463812 is an even 8-digits composite number following 21463811 and preceding 21463813. In scientific notation, it is written as 2.1463812 × 10^7. The sum of its digits is 27. It has a total of 6 prime factors and 48 positive divisors. There are 7121664 positive integers (up to 21463812) that are relatively prime to 21463812.
Interesting facts
- 21463812 has 48 divisors, whose sum is 55903680
- The reverse of 21463812 is 21836412
- Previous prime number is 353
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 27
- Digital Root 9
Name
Name | twenty-one million four hundred sixty-three thousand eight hundred twelve |
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Notation
Scientific notation | 2.1463812 × 10^7 |
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Engineering notation | 2.1463812 × 10^6 |
Prime Factorization of 21463812
Prime Factorization 2 × 2 × 3 × 9 × 353 × 563
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 10731906 | Product of the distinct prime numbers |
The prime factorization of 21463812 is 2 × 2 × 3 × 9 × 353 × 563. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21463812)
Multiplication
n×yn×2 | 42927624 |
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n×3 | 64391436 |
n×4 | 85855248 |
n×5 | 107319060 |
Division
n÷yn÷2 | 10731906 |
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n÷3 | 7154604 |
n÷3 | 5365953 |
n÷5 | 4292762.4 |
Exponentiation
nyn2 | 460695225571344 |
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n3 | 9.8882757109609E+21 |
n4 | 2.1224009086423E+29 |
n5 | 4.5554814091728E+36 |
Nth Root
y√n2√n | 4632.9053519363 |
---|---|
3√n | 277.90879122319 |
4√n | 68.065449032063 |
5√n | 29.264517707885 |
Divisors of 21463812
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 | -21463811 | 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 21463812 can be divided by 48 positive divisors. The sum of these divisors (counting 21463812) is 1, the average is 0.020833333333333.
Base conversion 21463812
Base | System | Value |
---|---|---|
2 | Binary | 1010001111000001100000100 |
3 | Ternary | 1111101110211000 |
4 | Quaternary | 1101320030010 |
5 | Quinary | 20443320222 |
6 | Senary | 2044013300 |
8 | Octal | 121701404 |
10 | Decimal | 21463812 |
12 | Duodecimal | 7231230 |
16 | Hexadecimal | 1478304 |
20 | Vigesimal | 6e2jac |
36 | Base36 | cs1l0 |
Cryptographic Hash Functions
md5 | e56fad48f981579871eeb99c1116e5c2 |
---|---|
sha1 | cbe33dec7e2cd85c9b7d0ff14419596ce99572bf |
sha256 | ef400a88b30ff979f00ecfe3d2c3e998d13d0d1194e51cc93afa1266e8162e28 |
sha512 | c8cec4f2af9bf5f3966cc37e90c057a339790078d2b0864d5c8cc540e0a3cb7a534fedce84994f4bc7e2ad83069590574c1e843411fcb5aae09994e56cff466a |
ripemd-160 | 74e2aadac48a98c4db3c4aac6a82e9ffde7b7ab0 |
21463812 as geometric shapes
Circle
Radius = nDiameter | 42927624 |
---|---|
Circumference | 134861108.19446 |
Area | 1.4473167361988E+15 |
Sphere
Radius = nVolume | 4.14199124403E+22 |
---|---|
Surface area | 5.7892669447953E+15 |
Circumference | 134861108.19446 |
Square
Length = nPerimeter | 85855248 |
---|---|
Area | 460695225571344 |
Diagonal | 30354414.030626 |
Cube
Length = nSurface area | 2764171353428064 |
---|---|
Volume | 9.8882757109609E+21 |
Space diagonal | 37176412.908107 |
Equilateral Triangle
Length = nPerimeter | 64391436 |
---|---|
Area | 1.9948688437349E+14 |
Altitude | 18588206.454053 |
Triangular Pyramid
Length = nSurface area | 1.9948688437349E+14 |
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Volume | 1.1653444682438E+21 |
Height | 10118138.010209 |