20488545 (number)
20488545 is an odd 8-digits composite number following 20488544 and preceding 20488546. In scientific notation, it is written as 2.0488545 × 10^7. The sum of its digits is 36. It has a total of 6 prime factors and 48 positive divisors. There are 8398080 positive integers (up to 20488545) that are relatively prime to 20488545.
Interesting facts
- 20488545 has 48 divisors, whose sum is 38298624
- The reverse of 20488545 is 54588402
- Previous prime number is 27
Basic properties
- Is Prime? no
- Number parity odd
- Number length 8
- Sum of Digits 36
- Digital Root 9
Name
Name | twenty million four hundred eighty-eight thousand five hundred forty-five |
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Notation
Scientific notation | 2.0488545 × 10^7 |
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Engineering notation | 2.0488545 × 10^6 |
Prime Factorization of 20488545
Prime Factorization 11 × 7 × 1095 × 3 × 27 × 3
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 6829515 | Product of the distinct prime numbers |
The prime factorization of 20488545 is 11 × 7 × 1095 × 3 × 27 × 3. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20488545)
Multiplication
n×yn×2 | 40977090 |
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n×3 | 61465635 |
n×4 | 81954180 |
n×5 | 102442725 |
Division
n÷yn÷2 | 10244272.5 |
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n÷3 | 6829515 |
n÷3 | 5122136.25 |
n÷5 | 4097709 |
Exponentiation
nyn2 | 419780476217025 |
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n3 | 8.6006911770939E+21 |
n4 | 1.7621564821299E+29 |
n5 | 3.6104022381161E+36 |
Nth Root
y√n2√n | 4526.4273991748 |
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3√n | 273.63419759523 |
4√n | 67.278729173304 |
5√n | 28.993605378696 |
Divisors of 20488545
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 | -20488544 | 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 20488545 can be divided by 48 positive divisors. The sum of these divisors (counting 20488545) is 1, the average is 0.020833333333333.
Base conversion 20488545
Base | System | Value |
---|---|---|
2 | Binary | 1001110001010000101100001 |
3 | Ternary | 1102112221000000 |
4 | Quaternary | 1032022011201 |
5 | Quinary | 20221113140 |
6 | Senary | 2011050213 |
8 | Octal | 116120541 |
10 | Decimal | 20488545 |
12 | Duodecimal | 6a40969 |
16 | Hexadecimal | 138a161 |
20 | Vigesimal | 681175 |
36 | Base36 | c7529 |
Cryptographic Hash Functions
md5 | 653c724a8fadd28ce5cf62b303f5776c |
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sha1 | b2913805a505848d468f7c35cf48642e70cce0c8 |
sha256 | e354e40efb03dd27ca778bbc39db4b8f719b12fab6e176769b279c72eb3d9614 |
sha512 | a46bca2ed6c06013aea6bff3a77aee0762d21456613690775fff17ab16702ee336fa2b999fd679ec29093c6fbdfbf5e4f8ca7729c5b80b47651f1f027506dd3b |
ripemd-160 | 56ec4c8c05a205359d9f50b627a9f63e61d44203 |
20488545 as geometric shapes
Circle
Radius = nDiameter | 40977090 |
---|---|
Circumference | 128733324.90949 |
Area | 1.3187792602038E+15 |
Sphere
Radius = nVolume | 3.6026490957004E+22 |
---|---|
Surface area | 5.2751170408153E+15 |
Circumference | 128733324.90949 |
Square
Length = nPerimeter | 81954180 |
---|---|
Area | 419780476217025 |
Diagonal | 28975178.212291 |
Cube
Length = nSurface area | 2518682857302150 |
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Volume | 8.6006911770939E+21 |
Space diagonal | 35487200.913161 |
Equilateral Triangle
Length = nPerimeter | 61465635 |
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Area | 1.8177027820834E+14 |
Altitude | 17743600.456581 |
Triangular Pyramid
Length = nSurface area | 1.8177027820834E+14 |
---|---|
Volume | 1.0136011757024E+21 |
Height | 9658392.7374305 |