20147640 (number)
20147640 is an even 8-digits composite number following 20147639 and preceding 20147641. In scientific notation, it is written as 2.0147640 × 10^7. The sum of its digits is 24. It has a total of 7 prime factors and 64 positive divisors. There are 5346432 positive integers (up to 20147640) that are relatively prime to 20147640.
Interesting facts
- 20147640 has 64 divisors, whose sum is 60739200
- The reverse of 20147640 is 04674102
- Previous prime number is 443
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 24
- Digital Root 6
Name
Name | twenty million one hundred forty-seven thousand six hundred forty |
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Notation
Scientific notation | 2.0147640 × 10^7 |
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Engineering notation | 2.0147640 × 10^6 |
Prime Factorization of 20147640
Prime Factorization 2 × 2 × 2 × 5 × 3 × 443 × 379
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 5036910 | Product of the distinct prime numbers |
The prime factorization of 20147640 is 2 × 2 × 2 × 5 × 3 × 443 × 379. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20147640)
Multiplication
n×yn×2 | 40295280 |
---|---|
n×3 | 60442920 |
n×4 | 80590560 |
n×5 | 100738200 |
Division
n÷yn÷2 | 10073820 |
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n÷3 | 6715880 |
n÷3 | 5036910 |
n÷5 | 4029528 |
Exponentiation
nyn2 | 405927397569600 |
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n3 | 8.1784790723692E+21 |
n4 | 1.6477705209763E+29 |
n5 | 3.3198687259243E+36 |
Nth Root
y√n2√n | 4488.6122577028 |
---|---|
3√n | 272.10805251431 |
4√n | 66.99710633828 |
5√n | 28.896472925843 |
Divisors of 20147640
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 | -20147639 | 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 20147640 can be divided by 64 positive divisors. The sum of these divisors (counting 20147640) is 1, the average is 0.015625.
Base conversion 20147640
Base | System | Value |
---|---|---|
2 | Binary | 1001100110110110110111000 |
3 | Ternary | 1101220121100220 |
4 | Quaternary | 1030312312320 |
5 | Quinary | 20124211030 |
6 | Senary | 1555500040 |
8 | Octal | 114666670 |
10 | Decimal | 20147640 |
12 | Duodecimal | 68b7620 |
16 | Hexadecimal | 1336db8 |
20 | Vigesimal | 65i920 |
36 | Base36 | bzu0o |
Cryptographic Hash Functions
md5 | 1d37de5ac16eb3e1f6e4ce0ca2670217 |
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sha1 | ccb3f33b02887e9b2d2c34e377cc00e52b1b2c67 |
sha256 | 508042ad2ecf7fc9659cd3358caa463669ed4c9ec381d7cbee3ca665c2bfafbf |
sha512 | 93a14f5be6a934bd0247918950ea828adf10e7e3f16aa1958b82dfde41e5fb721c61f2305d426edb6fe149cb7fef491c235859f0e5faa223dcc1c67afc4c306b |
ripemd-160 | d90642fa92ab7d5b934c868267417d44a05b999b |
20147640 as geometric shapes
Circle
Radius = nDiameter | 40295280 |
---|---|
Circumference | 126591355.62234 |
Area | 1.2752585300955E+15 |
Sphere
Radius = nVolume | 3.425793302839E+22 |
---|---|
Surface area | 5.1010341203819E+15 |
Circumference | 126591355.62234 |
Square
Length = nPerimeter | 80590560 |
---|---|
Area | 405927397569600 |
Diagonal | 28493065.737811 |
Cube
Length = nSurface area | 2435564385417600 |
---|---|
Volume | 8.1784790723692E+21 |
Space diagonal | 34896736.132607 |
Equilateral Triangle
Length = nPerimeter | 60442920 |
---|---|
Area | 1.7577171919369E+14 |
Altitude | 17448368.066304 |
Triangular Pyramid
Length = nSurface area | 1.7577171919369E+14 |
---|---|
Volume | 9.6384300197742E+20 |
Height | 9497688.5792702 |