12887568 (number)
12887568 is an even 8-digits composite number following 12887567 and preceding 12887569. In scientific notation, it is written as 1.2887568 × 10^7. The sum of its digits is 45. It has a total of 7 prime factors and 40 positive divisors. There are 4155840 positive integers (up to 12887568) that are relatively prime to 12887568.
Interesting facts
- 12887568 has 40 divisors, whose sum is 28648960
- The reverse of 12887568 is 86578821
- Previous prime number is 31
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 45
- Digital Root 9
Name
| Name | twelve million eight hundred eighty-seven thousand five hundred sixty-eight |
|---|
Notation
| Scientific notation | 1.2887568 × 10^7 |
|---|---|
| Engineering notation | 1.2887568 × 10^6 |
Prime Factorization of 12887568
Prime Factorization 2 × 2 × 2 × 2 × 9 × 31 × 2887
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 1610946 | Product of the distinct prime numbers |
The prime factorization of 12887568 is 2 × 2 × 2 × 2 × 9 × 31 × 2887. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 12887568)
Multiplication
n×y| n×2 | 25775136 |
|---|---|
| n×3 | 38662704 |
| n×4 | 51550272 |
| n×5 | 64437840 |
Division
n÷y| n÷2 | 6443784 |
|---|---|
| n÷3 | 4295856 |
| n÷3 | 3221892 |
| n÷5 | 2577513.6 |
Exponentiation
ny| n2 | 166089408954624 |
|---|---|
| n3 | 2.1404885519825E+21 |
| n4 | 2.7585691766896E+28 |
| n5 | 3.5551247847292E+35 |
Nth Root
y√n| 2√n | 3589.9259045278 |
|---|---|
| 3√n | 234.45364550056 |
| 4√n | 59.915990390945 |
| 5√n | 26.42616814264 |
Divisors of 12887568
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 | -12887567 | 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 12887568 can be divided by 40 positive divisors. The sum of these divisors (counting 12887568) is 1, the average is 0.025.
Base conversion 12887568
| Base | System | Value |
|---|---|---|
| 2 | Binary | 110001001010011000010000 |
| 3 | Ternary | 220020202102100 |
| 4 | Quaternary | 301022120100 |
| 5 | Quinary | 11244400233 |
| 6 | Senary | 1140120400 |
| 8 | Octal | 61123020 |
| 10 | Decimal | 12887568 |
| 12 | Duodecimal | 4396100 |
| 16 | Hexadecimal | c4a610 |
| 20 | Vigesimal | 40aii8 |
| 36 | Base36 | 7o840 |
Cryptographic Hash Functions
| md5 | 75f45f44f992ab9ab18484b035190bce |
|---|---|
| sha1 | dd28750e6a1bc27651f26c9aa6faf596de59b1f0 |
| sha256 | 57f16a1677e360b288de21f753ed74aa6b62fe859a8853ebf77d48911ea44098 |
| sha512 | 91642d6d8d4e2146e643f7fc283a97ab917e20d6997110eaf55a22ce35307cfcd4df87eb8c0c358e877db8160fdc4f1543c46291826daf82965f25ecf90ec100 |
| ripemd-160 | bb97ee16f1aea4a956ee1ffa7b0cec14d08f1306 |
12887568 as geometric shapes
Circle
Radius = n| Diameter | 25775136 |
|---|---|
| Circumference | 80974977.902878 |
| Area | 5.2178526701092E+14 |
Sphere
Radius = n| Volume | 8.9660574800018E+21 |
|---|---|
| Surface area | 2.0871410680437E+15 |
| Circumference | 80974977.902878 |
Square
Length = n| Perimeter | 51550272 |
|---|---|
| Area | 166089408954624 |
| Diagonal | 18225773.451606 |
Cube
Length = n| Surface area | 996536453727744 |
|---|---|
| Volume | 2.1404885519825E+21 |
| Space diagonal | 22321922.561999 |
Equilateral Triangle
Length = n| Perimeter | 38662704 |
|---|---|
| Area | 71918823727124 |
| Altitude | 11160961.280999 |
Triangular Pyramid
Length = n| Surface area | 71918823727124 |
|---|---|
| Volume | 2.522589950265E+20 |
| Height | 6075257.8172018 |