51661520 (number)
51661520 is an even 8-digits composite number following 51661519 and preceding 51661521. In scientific notation, it is written as 5.1661520 × 10^7. The sum of its digits is 26. It has a total of 7 prime factors and 40 positive divisors. There are 20603520 positive integers (up to 51661520) that are relatively prime to 51661520.
Interesting facts
- 51661520 has 40 divisors, whose sum is 120468480
- The reverse of 51661520 is 02516615
- Previous prime number is 439
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 26
- Digital Root 8
Name
Name | fifty-one million six hundred sixty-one thousand five hundred twenty |
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Notation
Scientific notation | 5.1661520 × 10^7 |
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Engineering notation | 5.1661520 × 10^6 |
Prime Factorization of 51661520
Prime Factorization 2 × 2 × 2 × 2 × 5 × 439 × 1471
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 6457690 | Product of the distinct prime numbers |
The prime factorization of 51661520 is 2 × 2 × 2 × 2 × 5 × 439 × 1471. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 51661520)
Multiplication
n×yn×2 | 103323040 |
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n×3 | 154984560 |
n×4 | 206646080 |
n×5 | 258307600 |
Division
n÷yn÷2 | 25830760 |
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n÷3 | 17220506.666667 |
n÷3 | 12915380 |
n÷5 | 10332304 |
Exponentiation
nyn2 | 2668912648710400 |
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n3 | 1.3788008417961E+23 |
n4 | 7.1230947264464E+30 |
n5 | 3.679899006722E+38 |
Nth Root
y√n2√n | 7187.5948689391 |
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3√n | 372.43949289715 |
4√n | 84.779684293698 |
5√n | 34.884574973479 |
Divisors of 51661520
40 divisors
τ | Total Divisors | 40 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -51661519 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.025 | 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 | 40 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 51661520 can be divided by 40 positive divisors. The sum of these divisors (counting 51661520) is 1, the average is 0.025.
Base conversion 51661520
Base | System | Value |
---|---|---|
2 | Binary | 11000101000100101011010000 |
3 | Ternary | 10121012200021122 |
4 | Quaternary | 3011010223100 |
5 | Quinary | 101211132040 |
6 | Senary | 5043141412 |
8 | Octal | 305045320 |
10 | Decimal | 51661520 |
12 | Duodecimal | 15374868 |
16 | Hexadecimal | 3144ad0 |
20 | Vigesimal | g2hdg0 |
36 | Base36 | uraa8 |
Cryptographic Hash Functions
md5 | 28e2f46ec145a5d5fd48b1abeba4559f |
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sha1 | f8f5260e9cc108b5d08d0552ebb6add6e28d43c5 |
sha256 | a28a549a4e7a01200aaa378a1b000718164a28801a059ab1f1ad9e2d204b697c |
sha512 | a6ff6ac50413274bdcc7a6f0b284e17aca42dad0a8d9ad3400cd921d877abefd42bd0257b9bd6036f05168ccd28709978b1fd49c880c41c56ee2023b81159295 |
ripemd-160 | 08de8c38f9910540156d647a0eaf837e0e951799 |
51661520 as geometric shapes
Circle
Radius = nDiameter | 103323040 |
---|---|
Circumference | 324598903.41056 |
Area | 8.3846363702615E+15 |
Sphere
Radius = nVolume | 5.7755074604665E+23 |
---|---|
Surface area | 3.3538545481046E+16 |
Circumference | 324598903.41056 |
Square
Length = nPerimeter | 206646080 |
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Area | 2668912648710400 |
Diagonal | 73060422.236809 |
Cube
Length = nSurface area | 16013475892262400 |
---|---|
Volume | 1.3788008417961E+23 |
Space diagonal | 89480377.436236 |
Equilateral Triangle
Length = nPerimeter | 154984560 |
---|---|
Area | 1.1556730771324E+15 |
Altitude | 44740188.718118 |
Triangular Pyramid
Length = nSurface area | 1.1556730771324E+15 |
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Volume | 1.6249323752328E+22 |
Height | 24353474.078936 |