12986784 (number)
12986784 is an even 8-digits composite number following 12986783 and preceding 12986785. In scientific notation, it is written as 1.2986784 × 10^7. The sum of its digits is 45. It has a total of 8 prime factors and 48 positive divisors. There are 4328640 positive integers (up to 12986784) that are relatively prime to 12986784.
Interesting facts
- 12986784 has 48 divisors, whose sum is 37880640
- The reverse of 12986784 is 48768921
- Previous prime number is 9
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 45
- Digital Root 9
Name
Name | twelve million nine hundred eighty-six thousand seven hundred eighty-four |
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Notation
Scientific notation | 1.2986784 × 10^7 |
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Engineering notation | 1.2986784 × 10^6 |
Prime Factorization of 12986784
Prime Factorization 2 × 2 × 2 × 2 × 2 × 3 × 9 × 15031
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 811674 | Product of the distinct prime numbers |
The prime factorization of 12986784 is 2 × 2 × 2 × 2 × 2 × 3 × 9 × 15031. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 12986784)
Multiplication
n×yn×2 | 25973568 |
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n×3 | 38960352 |
n×4 | 51947136 |
n×5 | 64933920 |
Division
n÷yn÷2 | 6493392 |
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n÷3 | 4328928 |
n÷3 | 3246696 |
n÷5 | 2597356.8 |
Exponentiation
nyn2 | 168656558662656 |
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n3 | 2.1903062975352E+21 |
n4 | 2.844503477993E+28 |
n5 | 3.6940952255944E+35 |
Nth Root
y√n2√n | 3603.7180799835 |
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3√n | 235.05376165488 |
4√n | 60.030976003922 |
5√n | 26.466732224747 |
Divisors of 12986784
48 divisors
τ | Total Divisors | 48 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -12986783 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.020833333333333 | 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 | 48 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 12986784 can be divided by 48 positive divisors. The sum of these divisors (counting 12986784) is 1, the average is 0.020833333333333.
Base conversion 12986784
Base | System | Value |
---|---|---|
2 | Binary | 110001100010100110100000 |
3 | Ternary | 220102210112000 |
4 | Quaternary | 301202212200 |
5 | Quinary | 11311034114 |
6 | Senary | 1142204000 |
8 | Octal | 61424640 |
10 | Decimal | 12986784 |
12 | Duodecimal | 4423600 |
16 | Hexadecimal | c629a0 |
20 | Vigesimal | 4136j4 |
36 | Base36 | 7qco0 |
Cryptographic Hash Functions
md5 | c2ece4f4532d2fc8b2da8f931a4f2195 |
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sha1 | d7980a8ae53f88d4c3e55a3853df00cd376374ad |
sha256 | 2d2d541c0178810b27805ef7fb2a221b28bc02229ed4d4c670a48b8bddda2d87 |
sha512 | 58692513a8162045c1d818344a03c68d7708cdfe0b3e5dcfbc86a0ce92e3c5cfc86dbe6f923ea685c3007228871d50169b07e34e423d7627b6c7feb8907e6580 |
ripemd-160 | af12fba08cf376e80132ca87949ab07309456fbc |
12986784 as geometric shapes
Circle
Radius = nDiameter | 25973568 |
---|---|
Circumference | 81598370.416315 |
Area | 5.2985020567434E+14 |
Sphere
Radius = nVolume | 9.1747335645976E+21 |
---|---|
Surface area | 2.1194008226973E+15 |
Circumference | 81598370.416315 |
Square
Length = nPerimeter | 51947136 |
---|---|
Area | 168656558662656 |
Diagonal | 18366086.06441 |
Cube
Length = nSurface area | 1011939351975936 |
---|---|
Volume | 2.1903062975352E+21 |
Space diagonal | 22493769.714923 |
Equilateral Triangle
Length = nPerimeter | 38960352 |
---|---|
Area | 73030432158360 |
Altitude | 11246884.857461 |
Triangular Pyramid
Length = nSurface area | 73030432158360 |
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Volume | 2.5813007264379E+20 |
Height | 6122028.6881366 |