21744540 (number)
21744540 is an even 8-digits composite number following 21744539 and preceding 21744541. In scientific notation, it is written as 2.1744540 × 10^7. The sum of its digits is 27. It has a total of 6 prime factors and 48 positive divisors. There are 5739264 positive integers (up to 21744540) that are relatively prime to 21744540.
Interesting facts
- 21744540 has 48 divisors, whose sum is 51256800
- The reverse of 21744540 is 04544712
- Previous prime number is 107
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 27
- Digital Root 9
Name
Name | twenty-one million seven hundred forty-four thousand five hundred forty |
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Notation
Scientific notation | 2.1744540 × 10^7 |
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Engineering notation | 2.1744540 × 10^6 |
Prime Factorization of 21744540
Prime Factorization 2 × 2 × 9 × 5 × 107 × 1129
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 10872270 | Product of the distinct prime numbers |
The prime factorization of 21744540 is 2 × 2 × 9 × 5 × 107 × 1129. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21744540)
Multiplication
n×yn×2 | 43489080 |
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n×3 | 65233620 |
n×4 | 86978160 |
n×5 | 108722700 |
Division
n÷yn÷2 | 10872270 |
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n÷3 | 7248180 |
n÷3 | 5436135 |
n÷5 | 4348908 |
Exponentiation
nyn2 | 472825019811600 |
---|---|
n3 | 1.0281362556294E+22 |
n4 | 2.2356349935984E+29 |
n5 | 4.86128545437E+36 |
Nth Root
y√n2√n | 4663.1041163585 |
---|---|
3√n | 279.11514883107 |
4√n | 68.28692492973 |
5√n | 29.340671224301 |
Divisors of 21744540
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 | -21744539 | 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 21744540 can be divided by 48 positive divisors. The sum of these divisors (counting 21744540) is 1, the average is 0.020833333333333.
Base conversion 21744540
Base | System | Value |
---|---|---|
2 | Binary | 1010010111100101110011100 |
3 | Ternary | 1111220201220100 |
4 | Quaternary | 1102330232130 |
5 | Quinary | 21031311130 |
6 | Senary | 2054021100 |
8 | Octal | 122745634 |
10 | Decimal | 21744540 |
12 | Duodecimal | 7347790 |
16 | Hexadecimal | 14bcb9c |
20 | Vigesimal | 6fi170 |
36 | Base36 | cy270 |
Cryptographic Hash Functions
md5 | 04b5d3a7592dbc00779a796feb303b40 |
---|---|
sha1 | 1d51bf7649b99d75ede30c87e0acca1c1e1b62b8 |
sha256 | 4ba4cbcdf7140f7b562e044f68e53fd8d43c3aaf64672450836aa935944dd7e1 |
sha512 | bccbf558e6ba188912fe6e0a1f6fa66a57627642ab9eaa6d79bef51af88fc20a1d8cebe0ec5460b5d8f8877fdd0a4de19ca17f32aeed0515790a76084c83435c |
ripemd-160 | d298c4af6c54996a552c83aebe6f0a6f459546ac |
21744540 as geometric shapes
Circle
Radius = nDiameter | 43489080 |
---|---|
Circumference | 136624974.23938 |
Area | 1.4854236086736E+15 |
Sphere
Radius = nVolume | 4.3066470767662E+22 |
---|---|
Surface area | 5.9416944346943E+15 |
Circumference | 136624974.23938 |
Square
Length = nPerimeter | 86978160 |
---|---|
Area | 472825019811600 |
Diagonal | 30751423.375564 |
Cube
Length = nSurface area | 2836950118869600 |
---|---|
Volume | 1.0281362556294E+22 |
Space diagonal | 37662648.067214 |
Equilateral Triangle
Length = nPerimeter | 65233620 |
---|---|
Area | 2.0473923935086E+14 |
Altitude | 18831324.033607 |
Triangular Pyramid
Length = nSurface area | 2.0473923935086E+14 |
---|---|
Volume | 1.2116701972322E+21 |
Height | 10250474.458521 |