638530746 (number)
638530746 is an even 9-digits composite number following 638530745 and preceding 638530747. In scientific notation, it is written as 6.38530746 × 10^8. The sum of its digits is 42. It has a total of 5 prime factors and 32 positive divisors. There are 175968000 positive integers (up to 638530746) that are relatively prime to 638530746.
Interesting facts
- 638530746 has 32 divisors, whose sum is 1463177088
- The reverse of 638530746 is 647035836
- Previous prime number is 37913
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 42
- Digital Root 6
Name
Name | six hundred thirty-eight million five hundred thirty thousand seven hundred forty-six |
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Notation
Scientific notation | 6.38530746 × 10^8 |
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Engineering notation | 6.38530746 × 10^6 |
Prime Factorization of 638530746
Prime Factorization 2 × 3 × 7 × 37913 × 401
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 5 | Total number of prime factors |
rad | Radical | 638530746 | Product of the distinct prime numbers |
The prime factorization of 638530746 is 2 × 3 × 7 × 37913 × 401. Since it has a total of 5 prime factors.
Most popular turbo-numbers
Basic calculations (n = 638530746)
Multiplication
n×yn×2 | 1277061492 |
---|---|
n×3 | 1915592238 |
n×4 | 2554122984 |
n×5 | 3192653730 |
Division
n÷yn÷2 | 319265373 |
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n÷3 | 212843582 |
n÷3 | 159632686.5 |
n÷5 | 127706149.2 |
Exponentiation
nyn2 | 407721513587316516 |
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n3 | 2.6034272223116E+26 |
n4 | 1.6623683264193E+35 |
n5 | 1.0614732875953E+44 |
Nth Root
y√n2√n | 25269.165914213 |
---|---|
3√n | 861.11390993594 |
4√n | 158.96278153773 |
5√n | 57.681475714135 |
Divisors of 638530746
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 | -638530745 | 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 638530746 can be divided by 32 positive divisors. The sum of these divisors (counting 638530746) is 1, the average is 0.03125.
Base conversion 638530746
Base | System | Value |
---|---|---|
2 | Binary | 100110000011110011010010111010 |
3 | Ternary | 1122111111201111220 |
4 | Quaternary | 212003303102322 |
5 | Quinary | 2301430440441 |
6 | Senary | 143205532510 |
8 | Octal | 4603632272 |
10 | Decimal | 638530746 |
12 | Duodecimal | 159a14136 |
16 | Hexadecimal | 260f34ba |
20 | Vigesimal | 9jag6h6 |
36 | Base36 | ak5xh6 |
Cryptographic Hash Functions
md5 | 5e324dcec1175b0d3517ceb79be26371 |
---|---|
sha1 | 7c9947110574426df5a0596a5a69e95bf8b25c9a |
sha256 | 9a3ec48df35ff09dc8d9560895248e859ee14bd8110805d86f07b0720ec23670 |
sha512 | 77fe0ed919e3818c5db0a41d20f955cd73439391f332c0707e5a67ecf717cd038dfd2138ae64998d37cf16c9a6bdd15473e12109bc71865be78f91c612bb0fda |
ripemd-160 | 34c137a0b568ff54a2c5b34a44561c8a1514d5dc |
638530746 as geometric shapes
Circle
Radius = nDiameter | 1277061492 |
---|---|
Circumference | 4012007001.4496 |
Area | 1.2808949117964E+18 |
Sphere
Radius = nVolume | 1.0905210447693E+27 |
---|---|
Surface area | 5.1235796471857E+18 |
Circumference | 4012007001.4496 |
Square
Length = nPerimeter | 2554122984 |
---|---|
Area | 407721513587316516 |
Diagonal | 903018840.98541 |
Cube
Length = nSurface area | 2446329081523899096 |
---|---|
Volume | 2.6034272223116E+26 |
Space diagonal | 1105967694.2669 |
Equilateral Triangle
Length = nPerimeter | 1915592238 |
---|---|
Area | 1.7654859421803E+17 |
Altitude | 552983847.13343 |
Triangular Pyramid
Length = nSurface area | 1.7654859421803E+17 |
---|---|
Volume | 3.0681684053703E+25 |
Height | 301006280.32847 |