638975038 (number)
638975038 is an even 9-digits composite number following 638975037 and preceding 638975039. In scientific notation, it is written as 6.38975038 × 10^8. The sum of its digits is 49. It has a total of 5 prime factors and 32 positive divisors. There are 275546880 positive integers (up to 638975038) that are relatively prime to 638975038.
Interesting facts
- 638975038 has 32 divisors, whose sum is 1102268160
- The reverse of 638975038 is 830579836
- Previous prime number is 13
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 nine hundred seventy-five thousand thirty-eight |
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Notation
Scientific notation | 6.38975038 × 10^8 |
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Engineering notation | 6.38975038 × 10^6 |
Prime Factorization of 638975038
Prime Factorization 2 × 29 × 31 × 13 × 27337
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 5 | Total number of prime factors |
rad | Radical | 638975038 | Product of the distinct prime numbers |
The prime factorization of 638975038 is 2 × 29 × 31 × 13 × 27337. Since it has a total of 5 prime factors.
Most popular turbo-numbers
Basic calculations (n = 638975038)
Multiplication
n×yn×2 | 1277950076 |
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n×3 | 1916925114 |
n×4 | 2555900152 |
n×5 | 3194875190 |
Division
n÷yn÷2 | 319487519 |
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n÷3 | 212991679.33333 |
n÷3 | 159743759.5 |
n÷5 | 127795007.6 |
Exponentiation
nyn2 | 408289099187101444 |
---|---|
n3 | 2.6088654266806E+26 |
n4 | 1.6669998851501E+35 |
n5 | 1.0651713149598E+44 |
Nth Root
y√n2√n | 25277.955573978 |
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3√n | 861.31358568794 |
4√n | 158.99042604502 |
5√n | 57.689500476822 |
Divisors of 638975038
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 | -638975037 | 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 638975038 can be divided by 32 positive divisors. The sum of these divisors (counting 638975038) is 1, the average is 0.03125.
Base conversion 638975038
Base | System | Value |
---|---|---|
2 | Binary | 100110000101011111110000111110 |
3 | Ternary | 1122112100021222011 |
4 | Quaternary | 212011133300332 |
5 | Quinary | 2302034200123 |
6 | Senary | 143223241434 |
8 | Octal | 4605376076 |
10 | Decimal | 638975038 |
12 | Duodecimal | 159ba927a |
16 | Hexadecimal | 2615fc3e |
20 | Vigesimal | 9jdbhbi |
36 | Base36 | akfgam |
Cryptographic Hash Functions
md5 | 0ee111de1a4ff343ff74b5f20a93f197 |
---|---|
sha1 | 7b5d5a2d3f6e92fae1a81bb4f0b27a7bfc551bfb |
sha256 | e4382a21465844b81cf6970e1421d608eca9f0f6ed502206e7ddb764882d35c5 |
sha512 | 292d17cd6221b06449c826dd739f1347b8b2221637a1af8488cdbbc1298e28d038933b21c7a04d8ff40e3a764da22d19fa7f70287f4100775cc44f964ea20c4f |
ripemd-160 | 2a5189848a3a10fbd652745091a02b3672fcc18c |
638975038 as geometric shapes
Circle
Radius = nDiameter | 1277950076 |
---|---|
Circumference | 4014798570.4161 |
Area | 1.282678034547E+18 |
Sphere
Radius = nVolume | 1.0927989944886E+27 |
---|---|
Surface area | 5.130712138188E+18 |
Circumference | 4014798570.4161 |
Square
Length = nPerimeter | 2555900152 |
---|---|
Area | 408289099187101444 |
Diagonal | 903647164.75746 |
Cube
Length = nSurface area | 2449734595122608664 |
---|---|
Volume | 2.6088654266806E+26 |
Space diagonal | 1106737230.5843 |
Equilateral Triangle
Length = nPerimeter | 1916925114 |
---|---|
Area | 1.7679436599215E+17 |
Altitude | 553368615.29213 |
Triangular Pyramid
Length = nSurface area | 1.7679436599215E+17 |
---|---|
Volume | 3.0745773906817E+25 |
Height | 301215721.58582 |