638893480 (number)
638893480 is an even 9-digits composite number following 638893479 and preceding 638893481. In scientific notation, it is written as 6.38893480 × 10^8. The sum of its digits is 49. It has a total of 6 prime factors and 32 positive divisors. There are 254270016 positive integers (up to 638893480) that are relatively prime to 638893480.
Interesting facts
- 638893480 has 32 divisors, whose sum is 1444752000
- The reverse of 638893480 is 084398836
- Previous prime number is 199
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 49
- Digital Root 4
Name
Name | six hundred thirty-eight million eight hundred ninety-three thousand four hundred eighty |
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Notation
Scientific notation | 6.38893480 × 10^8 |
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Engineering notation | 6.38893480 × 10^6 |
Prime Factorization of 638893480
Prime Factorization 2 × 2 × 2 × 5 × 199 × 80263
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 159723370 | Product of the distinct prime numbers |
The prime factorization of 638893480 is 2 × 2 × 2 × 5 × 199 × 80263. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 638893480)
Multiplication
n×yn×2 | 1277786960 |
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n×3 | 1916680440 |
n×4 | 2555573920 |
n×5 | 3194467400 |
Division
n÷yn÷2 | 319446740 |
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n÷3 | 212964493.33333 |
n÷3 | 159723370 |
n÷5 | 127778696 |
Exponentiation
nyn2 | 408184878786510400 |
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n3 | 2.6078665769129E+26 |
n4 | 1.6661489526996E+35 |
n5 | 1.0644917025886E+44 |
Nth Root
y√n2√n | 25276.342298679 |
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3√n | 861.27693845438 |
4√n | 158.98535246581 |
5√n | 57.688027718033 |
Divisors of 638893480
32 divisors
τ | Total Divisors | 32 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -638893479 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.03125 | 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 | 32 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 638893480 can be divided by 32 positive divisors. The sum of these divisors (counting 638893480) is 1, the average is 0.03125.
Base conversion 638893480
Base | System | Value |
---|---|---|
2 | Binary | 100110000101001011110110101000 |
3 | Ternary | 1122112012011002111 |
4 | Quaternary | 212011023312220 |
5 | Quinary | 2302024042410 |
6 | Senary | 143221412104 |
8 | Octal | 4605136650 |
10 | Decimal | 638893480 |
12 | Duodecimal | 159b6a034 |
16 | Hexadecimal | 2614bda8 |
20 | Vigesimal | 9jd1de0 |
36 | Base36 | akdpd4 |
Cryptographic Hash Functions
md5 | b2468a87f7996a25a596b9918c061552 |
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sha1 | 93393d3880337ec74c9c95f9e960befeaca48011 |
sha256 | 1d6f9e6ba1686c0de9b40ac8b3399d82bd5b9dfbd0b2868844b0cef10311357d |
sha512 | 7f3ce9cb3dd2918e330430b70556503888115ae9c9b23439606d2970a2728a2221c54f85a2315c3dd719c3f88db18cd8c0c39ffc22698c4e2c5c93547f2b5575 |
ripemd-160 | 793698a72255eea9d190f77bf4a92cc476704dc9 |
638893480 as geometric shapes
Circle
Radius = nDiameter | 1277786960 |
---|---|
Circumference | 4014286126.3888 |
Area | 1.2823506165021E+18 |
Sphere
Radius = nVolume | 1.0923805972763E+27 |
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Surface area | 5.1294024660086E+18 |
Circumference | 4014286126.3888 |
Square
Length = nPerimeter | 2555573920 |
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Area | 408184878786510400 |
Diagonal | 903531824.32774 |
Cube
Length = nSurface area | 2449109272719062400 |
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Volume | 2.6078665769129E+26 |
Space diagonal | 1106595967.9845 |
Equilateral Triangle
Length = nPerimeter | 1916680440 |
---|---|
Area | 1.7674923723489E+17 |
Altitude | 553297983.99225 |
Triangular Pyramid
Length = nSurface area | 1.7674923723489E+17 |
---|---|
Volume | 3.0734002349415E+25 |
Height | 301177274.77591 |