12986904 (number)
12986904 is an even 8-digits composite number following 12986903 and preceding 12986905. In scientific notation, it is written as 1.2986904 × 10^7. The sum of its digits is 39. It has a total of 7 prime factors and 64 positive divisors. There are 3548160 positive integers (up to 12986904) that are relatively prime to 12986904.
Interesting facts
- 12986904 has 64 divisors, whose sum is 38730240
- The reverse of 12986904 is 40968921
- Previous prime number is 23
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 39
- Digital Root 3
Name
Name | twelve million nine hundred eighty-six thousand nine hundred four |
---|
Notation
Scientific notation | 1.2986904 × 10^7 |
---|---|
Engineering notation | 1.2986904 × 10^6 |
Prime Factorization of 12986904
Prime Factorization 2 × 2 × 2 × 7 × 3 × 23 × 3361
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 3246726 | Product of the distinct prime numbers |
The prime factorization of 12986904 is 2 × 2 × 2 × 7 × 3 × 23 × 3361. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 12986904)
Multiplication
n×yn×2 | 25973808 |
---|---|
n×3 | 38960712 |
n×4 | 51947616 |
n×5 | 64934520 |
Division
n÷yn÷2 | 6493452 |
---|---|
n÷3 | 4328968 |
n÷3 | 3246726 |
n÷5 | 2597380.8 |
Exponentiation
nyn2 | 168659675505216 |
---|---|
n3 | 2.1903670144574E+21 |
n4 | 2.8446086141525E+28 |
n5 | 3.6942658989571E+35 |
Nth Root
y√n2√n | 3603.7347294161 |
---|---|
3√n | 235.054485631 |
4√n | 60.031114677442 |
5√n | 26.46678113595 |
Divisors of 12986904
64 divisors
τ | Total Divisors | 64 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -12986903 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.015625 | 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 | 64 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 12986904 can be divided by 64 positive divisors. The sum of these divisors (counting 12986904) is 1, the average is 0.015625.
Base conversion 12986904
Base | System | Value |
---|---|---|
2 | Binary | 110001100010101000011000 |
3 | Ternary | 220102210200110 |
4 | Quaternary | 301202220120 |
5 | Quinary | 11311040104 |
6 | Senary | 1142204320 |
8 | Octal | 61425030 |
10 | Decimal | 12986904 |
12 | Duodecimal | 44236a0 |
16 | Hexadecimal | c62a18 |
20 | Vigesimal | 413754 |
36 | Base36 | 7qcrc |
Cryptographic Hash Functions
md5 | 1bc257d91d1b39475a19b050338592d1 |
---|---|
sha1 | 66efe61a16bbf0267f3529fd64f18f016ecf93be |
sha256 | 2c11d270e4bbaf8a6b9f3c23f85b7bf2bc7c696a968a5a8d6a6cb4dbc46189db |
sha512 | bfc24a85c2732a697b5899bf08699e181b262df1f3fc2ed633f7dbe92fae68a94f2bdd74972b336d1f07c52eb800d81e5de44774390d634850ba87422ed29f3b |
ripemd-160 | 25df97d84ff44cad6e26e0161bf0ac934aa8a703 |
12986904 as geometric shapes
Circle
Radius = nDiameter | 25973808 |
---|---|
Circumference | 81599124.398552 |
Area | 5.2985999752402E+14 |
Sphere
Radius = nVolume | 9.1749878950463E+21 |
---|---|
Surface area | 2.1194399900961E+15 |
Circumference | 81599124.398552 |
Square
Length = nPerimeter | 51947616 |
---|---|
Area | 168659675505216 |
Diagonal | 18366255.770037 |
Cube
Length = nSurface area | 1011958053031296 |
---|---|
Volume | 2.1903670144574E+21 |
Space diagonal | 22493977.561019 |
Equilateral Triangle
Length = nPerimeter | 38960712 |
---|---|
Area | 73031781790779 |
Altitude | 11246988.78051 |
Triangular Pyramid
Length = nSurface area | 73031781790779 |
---|---|
Volume | 2.5813722820169E+20 |
Height | 6122085.2566791 |