12938128 (number)
12938128 is an even 8-digits composite number following 12938127 and preceding 12938129. In scientific notation, it is written as 1.2938128 × 10^7. The sum of its digits is 34. It has a total of 7 prime factors and 40 positive divisors. There are 5512320 positive integers (up to 12938128) that are relatively prime to 12938128.
Interesting facts
- 12938128 has 40 divisors, whose sum is 28817600
- The reverse of 12938128 is 82183921
- Previous prime number is 331
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 34
- Digital Root 7
Name
Name | twelve million nine hundred thirty-eight thousand one hundred twenty-eight |
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Notation
Scientific notation | 1.2938128 × 10^7 |
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Engineering notation | 1.2938128 × 10^6 |
Prime Factorization of 12938128
Prime Factorization 2 × 2 × 2 × 2 × 7 × 331 × 349
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 1617266 | Product of the distinct prime numbers |
The prime factorization of 12938128 is 2 × 2 × 2 × 2 × 7 × 331 × 349. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 12938128)
Multiplication
n×yn×2 | 25876256 |
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n×3 | 38814384 |
n×4 | 51752512 |
n×5 | 64690640 |
Division
n÷yn÷2 | 6469064 |
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n÷3 | 4312709.3333333 |
n÷3 | 3234532 |
n÷5 | 2587625.6 |
Exponentiation
nyn2 | 167395156144384 |
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n3 | 2.165779956776E+21 |
n4 | 2.8021138300603E+28 |
n5 | 3.625410740389E+35 |
Nth Root
y√n2√n | 3596.9609394599 |
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3√n | 234.75984519963 |
4√n | 59.974669148399 |
5√n | 26.446870501349 |
Divisors of 12938128
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 | -12938127 | 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 12938128 can be divided by 40 positive divisors. The sum of these divisors (counting 12938128) is 1, the average is 0.025.
Base conversion 12938128
Base | System | Value |
---|---|---|
2 | Binary | 110001010110101110010000 |
3 | Ternary | 220100022202221 |
4 | Quaternary | 301112232100 |
5 | Quinary | 11303010003 |
6 | Senary | 1141150424 |
8 | Octal | 61265620 |
10 | Decimal | 12938128 |
12 | Duodecimal | 43bb414 |
16 | Hexadecimal | c56b90 |
20 | Vigesimal | 40h568 |
36 | Base36 | 7pb4g |
Cryptographic Hash Functions
md5 | a47bc08b870e31bcb571053c5408acfe |
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sha1 | 0d0b1066b083fac81112068d29af4dca13983a4f |
sha256 | 05eb17204c4ec55449ab82ff86db14a5b15ac68ed489b180205b4425754501be |
sha512 | 7265095f659664f85e1abb3e1d4e7a623d093c361ab709228ecf3edda241fcb4b8c71b8324ee9f5a24c89ce5d12bb3aba0d413da0e16bc8603baad5bef234ba2 |
ripemd-160 | 07af8e0b73e2dcf607e665efb89e3f1b30d36fe1 |
12938128 as geometric shapes
Circle
Radius = nDiameter | 25876256 |
---|---|
Circumference | 81292655.752009 |
Area | 5.2588739278971E+14 |
Sphere
Radius = nVolume | 9.0719978686661E+21 |
---|---|
Surface area | 2.1035495711589E+15 |
Circumference | 81292655.752009 |
Square
Length = nPerimeter | 51752512 |
---|---|
Area | 167395156144384 |
Diagonal | 18297276.089319 |
Cube
Length = nSurface area | 1004370936866304 |
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Volume | 2.165779956776E+21 |
Space diagonal | 22409495.05083 |
Equilateral Triangle
Length = nPerimeter | 38814384 |
---|---|
Area | 72484228845750 |
Altitude | 11204747.525415 |
Triangular Pyramid
Length = nSurface area | 72484228845750 |
---|---|
Volume | 2.5523961566571E+20 |
Height | 6099092.029773 |