20731620 (number)
20731620 is an even 8-digits composite number following 20731619 and preceding 20731621. In scientific notation, it is written as 2.0731620 × 10^7. The sum of its digits is 21. It has a total of 6 prime factors and 48 positive divisors. There are 4372992 positive integers (up to 20731620) that are relatively prime to 20731620.
Interesting facts
- 20731620 has 48 divisors, whose sum is 53597376
- The reverse of 20731620 is 02613702
- Previous prime number is 13
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 21
- Digital Root 3
Name
Name | twenty million seven hundred thirty-one thousand six hundred twenty |
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Notation
Scientific notation | 2.0731620 × 10^7 |
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Engineering notation | 2.0731620 × 10^6 |
Prime Factorization of 20731620
Prime Factorization 2 × 2 × 3 × 35 × 13 × 3797
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 10365810 | Product of the distinct prime numbers |
The prime factorization of 20731620 is 2 × 2 × 3 × 35 × 13 × 3797. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20731620)
Multiplication
n×yn×2 | 41463240 |
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n×3 | 62194860 |
n×4 | 82926480 |
n×5 | 103658100 |
Division
n÷yn÷2 | 10365810 |
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n÷3 | 6910540 |
n÷3 | 5182905 |
n÷5 | 4146324 |
Exponentiation
nyn2 | 429800067824400 |
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n3 | 8.9104516821097E+21 |
n4 | 1.8472809830186E+29 |
n5 | 3.8297127373168E+36 |
Nth Root
y√n2√n | 4553.198875516 |
---|---|
3√n | 274.71207329982 |
4√n | 67.477395292913 |
5√n | 29.062076924183 |
Divisors of 20731620
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 | -20731619 | 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 20731620 can be divided by 48 positive divisors. The sum of these divisors (counting 20731620) is 1, the average is 0.020833333333333.
Base conversion 20731620
Base | System | Value |
---|---|---|
2 | Binary | 1001111000101011011100100 |
3 | Ternary | 1110000021102210 |
4 | Quaternary | 1033011123210 |
5 | Quinary | 20301402440 |
6 | Senary | 2020203420 |
8 | Octal | 117053344 |
10 | Decimal | 20731620 |
12 | Duodecimal | 6b39570 |
16 | Hexadecimal | 13c56e4 |
20 | Vigesimal | 69b910 |
36 | Base36 | cccmc |
Cryptographic Hash Functions
md5 | 3a6d011a290d79ab41eaec393a4da2ad |
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sha1 | ff5bad5d8435f7756bf1e2858a82b845f90e449f |
sha256 | 34100b240795d7338846aacf13d1ed2d5649e06b2c7dd9790102eac67d44b1c1 |
sha512 | 4a2e1f9267874f640cc2bf4457315377d15d7eac69171525a32e2d20022a0a97985393b4836ac6402049de4c106e467eb0a48379d89eab107363bc4a822db755 |
ripemd-160 | 600aa6986f0e7fb32edee237e23a5cb74e65012e |
20731620 as geometric shapes
Circle
Radius = nDiameter | 41463240 |
---|---|
Circumference | 130260610.17803 |
Area | 1.3502567355895E+15 |
Sphere
Radius = nVolume | 3.7324012726243E+22 |
---|---|
Surface area | 5.4010269423581E+15 |
Circumference | 130260610.17803 |
Square
Length = nPerimeter | 82926480 |
---|---|
Area | 429800067824400 |
Diagonal | 29318938.173965 |
Cube
Length = nSurface area | 2578800406946400 |
---|---|
Volume | 8.9104516821097E+21 |
Space diagonal | 35908219.163211 |
Equilateral Triangle
Length = nPerimeter | 62194860 |
---|---|
Area | 1.861088886421E+14 |
Altitude | 17954109.581606 |
Triangular Pyramid
Length = nSurface area | 1.861088886421E+14 |
---|---|
Volume | 1.0501068013091E+21 |
Height | 9772979.3913218 |