21431736 (number)
21431736 is an even 8-digits composite number following 21431735 and preceding 21431737. In scientific notation, it is written as 2.1431736 × 10^7. The sum of its digits is 27. It has a total of 8 prime factors and 64 positive divisors. There are 7098624 positive integers (up to 21431736) that are relatively prime to 21431736.
Interesting facts
- 21431736 has 64 divisors, whose sum is 59911200
- The reverse of 21431736 is 63713412
- Previous prime number is 313
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 thirty-one thousand seven hundred thirty-six |
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Notation
Scientific notation | 2.1431736 × 10^7 |
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Engineering notation | 2.1431736 × 10^6 |
Prime Factorization of 21431736
Prime Factorization 2 × 2 × 2 × 3 × 3 × 3 × 313 × 317
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 595326 | Product of the distinct prime numbers |
The prime factorization of 21431736 is 2 × 2 × 2 × 3 × 3 × 3 × 313 × 317. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21431736)
Multiplication
n×yn×2 | 42863472 |
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n×3 | 64295208 |
n×4 | 85726944 |
n×5 | 107158680 |
Division
n÷yn÷2 | 10715868 |
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n÷3 | 7143912 |
n÷3 | 5357934 |
n÷5 | 4286347.2 |
Exponentiation
nyn2 | 459319307973696 |
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n3 | 9.8440101481949E+21 |
n4 | 2.1097422667743E+29 |
n5 | 4.5215439289549E+36 |
Nth Root
y√n2√n | 4629.4422990248 |
---|---|
3√n | 277.77028450305 |
4√n | 68.040005136866 |
5√n | 29.255765764916 |
Divisors of 21431736
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 | -21431735 | 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 21431736 can be divided by 64 positive divisors. The sum of these divisors (counting 21431736) is 1, the average is 0.015625.
Base conversion 21431736
Base | System | Value |
---|---|---|
2 | Binary | 1010001110000010110111000 |
3 | Ternary | 1111022211211000 |
4 | Quaternary | 1101300112320 |
5 | Quinary | 20441303421 |
6 | Senary | 2043205000 |
8 | Octal | 121602670 |
10 | Decimal | 21431736 |
12 | Duodecimal | 7216760 |
16 | Hexadecimal | 14705b8 |
20 | Vigesimal | 6dij6g |
36 | Base36 | crcu0 |
Cryptographic Hash Functions
md5 | 4ff33c85d70b12cb2f8af3265fbaef45 |
---|---|
sha1 | 43823fefa665943d9ac25ec29a969fe7c942df24 |
sha256 | ecb4202a29f6b65d0a5d31840534e3cfb0d5c4723449e57c74df3991fd6b22bf |
sha512 | c89af94e207ea66b1b7a61ebe710a312f6b2539f8c3f7aeea26e9640646b44acd820448c08dc1bfb7c2e30bcc1361aa4a10d8005f6f5c823f59ce4bf8ee860da |
ripemd-160 | bd3d7b7c87c2aea5952f13fd2228f8532da01ba7 |
21431736 as geometric shapes
Circle
Radius = nDiameter | 42863472 |
---|---|
Circumference | 134659568.74255 |
Area | 1.4429941635821E+15 |
Sphere
Radius = nVolume | 4.1234493284577E+22 |
---|---|
Surface area | 5.7719766543284E+15 |
Circumference | 134659568.74255 |
Square
Length = nPerimeter | 85726944 |
---|---|
Area | 459319307973696 |
Diagonal | 30309051.7164 |
Cube
Length = nSurface area | 2755915847842176 |
---|---|
Volume | 9.8440101481949E+21 |
Space diagonal | 37120855.646403 |
Equilateral Triangle
Length = nPerimeter | 64295208 |
---|---|
Area | 1.9889109457695E+14 |
Altitude | 18560427.823201 |
Triangular Pyramid
Length = nSurface area | 1.9889109457695E+14 |
---|---|
Volume | 1.160127721643E+21 |
Height | 10103017.2388 |