638516142 (number)
638516142 is an even 9-digits composite number following 638516141 and preceding 638516143. In scientific notation, it is written as 6.38516142 × 10^8. The sum of its digits is 36. It has a total of 7 prime factors and 128 positive divisors. There are 184464000 positive integers (up to 638516142) that are relatively prime to 638516142.
Interesting facts
- 638516142 has 128 divisors, whose sum is 1621555200
- The reverse of 638516142 is 241615836
- Previous prime number is 367
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 36
- Digital Root 9
Name
Name | six hundred thirty-eight million five hundred sixteen thousand one hundred forty-two |
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Notation
Scientific notation | 6.38516142 × 10^8 |
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Engineering notation | 6.38516142 × 10^6 |
Prime Factorization of 638516142
Prime Factorization 2 × 11 × 9 × 3 × 29 × 367 × 101
Composite numberω | Distinct Factors | 7 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 638516142 | Product of the distinct prime numbers |
The prime factorization of 638516142 is 2 × 11 × 9 × 3 × 29 × 367 × 101. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 638516142)
Multiplication
n×yn×2 | 1277032284 |
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n×3 | 1915548426 |
n×4 | 2554064568 |
n×5 | 3192580710 |
Division
n÷yn÷2 | 319258071 |
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n÷3 | 212838714 |
n÷3 | 159629035.5 |
n÷5 | 127703228.4 |
Exponentiation
nyn2 | 407702863594564164 |
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n3 | 2.6032485954475E+26 |
n4 | 1.6622162498321E+35 |
n5 | 1.0613519070125E+44 |
Nth Root
y√n2√n | 25268.876943782 |
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3√n | 861.10734496707 |
4√n | 158.96187261033 |
5√n | 57.681211862165 |
Divisors of 638516142
128 divisors
τ | Total Divisors | 128 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -638516141 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.0078125 | 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 | 128 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 638516142 can be divided by 128 positive divisors. The sum of these divisors (counting 638516142) is 1, the average is 0.0078125.
Base conversion 638516142
Base | System | Value |
---|---|---|
2 | Binary | 100110000011101111101110101110 |
3 | Ternary | 1122111110222111000 |
4 | Quaternary | 212003233232232 |
5 | Quinary | 2301430004032 |
6 | Senary | 143205341130 |
8 | Octal | 4603575656 |
10 | Decimal | 638516142 |
12 | Duodecimal | 159a077a6 |
16 | Hexadecimal | 260efbae |
20 | Vigesimal | 9jaea72 |
36 | Base36 | ak5m7i |
Cryptographic Hash Functions
md5 | 431faf3b5040b985e01db37ca04ba096 |
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sha1 | b1e9efc778d6c947dbe680c227f6d6d104493d61 |
sha256 | 6887b943790e02e92bc0e030818a40d0d453c3bf1b65940e93e649d6d9e8f718 |
sha512 | 3fe869aa88fc98f3b29e77b151bb6f0966e5cb4d2c247587c532ecbcc93a59149079aceab616a6430aeba3a04eaaba74872876c8e42ae1e5149e2153f5fd8769 |
ripemd-160 | 56d8507aa73c1ac772cc021f9b60f7dc004a4623 |
638516142 as geometric shapes
Circle
Radius = nDiameter | 1277032284 |
---|---|
Circumference | 4011915241.8114 |
Area | 1.2808363211162E+18 |
Sphere
Radius = nVolume | 1.0904462217235E+27 |
---|---|
Surface area | 5.1233452844648E+18 |
Circumference | 4011915241.8114 |
Square
Length = nPerimeter | 2554064568 |
---|---|
Area | 407702863594564164 |
Diagonal | 902998187.81055 |
Cube
Length = nSurface area | 2446217181567384984 |
---|---|
Volume | 2.6032485954475E+26 |
Space diagonal | 1105942399.3969 |
Equilateral Triangle
Length = nPerimeter | 1915548426 |
---|---|
Area | 1.7654051853428E+17 |
Altitude | 552971199.69843 |
Triangular Pyramid
Length = nSurface area | 1.7654051853428E+17 |
---|---|
Volume | 3.0679578915922E+25 |
Height | 300999395.93685 |