51991472 (number)
51991472 is an even 8-digits composite number following 51991471 and preceding 51991473. In scientific notation, it is written as 5.1991472 × 10^7. The sum of its digits is 38. It has a total of 7 prime factors and 40 positive divisors. There are 23433984 positive integers (up to 51991472) that are relatively prime to 51991472.
Interesting facts
- 51991472 has 40 divisors, whose sum is 111024144
- The reverse of 51991472 is 27419915
- Previous prime number is 43
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 38
- Digital Root 2
Name
Name | fifty-one million nine hundred ninety-one thousand four hundred seventy-two |
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Notation
Scientific notation | 5.1991472 × 10^7 |
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Engineering notation | 5.1991472 × 10^6 |
Prime Factorization of 51991472
Prime Factorization 2 × 2 × 2 × 2 × 13 × 43 × 5813
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 6498934 | Product of the distinct prime numbers |
The prime factorization of 51991472 is 2 × 2 × 2 × 2 × 13 × 43 × 5813. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 51991472)
Multiplication
n×yn×2 | 103982944 |
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n×3 | 155974416 |
n×4 | 207965888 |
n×5 | 259957360 |
Division
n÷yn÷2 | 25995736 |
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n÷3 | 17330490.666667 |
n÷3 | 12997868 |
n÷5 | 10398294.4 |
Exponentiation
nyn2 | 2703113160726784 |
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n3 | 1.4053883220876E+23 |
n4 | 7.3068207596943E+30 |
n5 | 3.7989236693667E+38 |
Nth Root
y√n2√n | 7210.5112162731 |
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3√n | 373.23071017186 |
4√n | 84.914729089087 |
5√n | 34.92902175715 |
Divisors of 51991472
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 | -51991471 | 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 51991472 can be divided by 40 positive divisors. The sum of these divisors (counting 51991472) is 1, the average is 0.025.
Base conversion 51991472
Base | System | Value |
---|---|---|
2 | Binary | 11000110010101001110110000 |
3 | Ternary | 10121211102220002 |
4 | Quaternary | 3012111032300 |
5 | Quinary | 101302211342 |
6 | Senary | 5054205132 |
8 | Octal | 306251660 |
10 | Decimal | 51991472 |
12 | Duodecimal | 154b37a8 |
16 | Hexadecimal | 31953b0 |
20 | Vigesimal | g4iidc |
36 | Base36 | uycvk |
Cryptographic Hash Functions
md5 | 717d7110c16955f8836f2df6b43ff2c2 |
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sha1 | 3cd0f664a30e85183e14d743b9d2705145eb81a0 |
sha256 | 0e2f5ac62d7ba045a229bf64ba47b5feb73b8d730b788fa1ec93b0da9a88a93e |
sha512 | f68e5a8c08ea3eb818e4cd5616f73587f899db57fb6bfaa665360d333e1c7194155cbdbc41abde667772a1a364e31e02310f8e16080cb7a49c92721fb32e312e |
ripemd-160 | 1d1c8228754fdef4692afb72b69d8df99d0102c3 |
51991472 as geometric shapes
Circle
Radius = nDiameter | 103982944 |
---|---|
Circumference | 326672052.96904 |
Area | 8.4920804475612E+15 |
Sphere
Radius = nVolume | 5.8868768374816E+23 |
---|---|
Surface area | 3.3968321790245E+16 |
Circumference | 326672052.96904 |
Square
Length = nPerimeter | 207965888 |
---|---|
Area | 2703113160726784 |
Diagonal | 73527044.830141 |
Cube
Length = nSurface area | 16218678964360704 |
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Volume | 1.4053883220876E+23 |
Space diagonal | 90051871.064295 |
Equilateral Triangle
Length = nPerimeter | 155974416 |
---|---|
Area | 1.1704823332467E+15 |
Altitude | 45025935.532147 |
Triangular Pyramid
Length = nSurface area | 1.1704823332467E+15 |
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Volume | 1.6562660212475E+22 |
Height | 24509014.94338 |